Home / 38,359.98-52,924.59-21,589.74

Finding the Fourth Proportional to 38,359.98, 52,924.59 and 21,589.74

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Solution

The fourth proportional to 38,359.98, 52,924.59 and 21,589.74 is: 29,786.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,359.98 : 52,924.59 = 21,589.74 : x
  2. Step 2: Convert to fraction form
    38,359.98/52,924.59 = 21,589.74/x
  3. Step 3: Cross multiply
    38,359.98x = 52,924.59 × 21,589.74
  4. Step 4: Simplify right side
    38,359.98x = 1,142,628,137.71
  5. Step 5: Solve for x
    x = 1,142,628,137.71/38,359.98
  6. Step 6: Final answer
    x = 29,786.98

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.