Home / 30,424.74-41,983.13-16,995.71

Finding the Fourth Proportional to 30,424.74, 41,983.13 and 16,995.71

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Solution

The fourth proportional to 30,424.74, 41,983.13 and 16,995.71 is: 23,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,424.74 : 41,983.13 = 16,995.71 : x
  2. Step 2: Convert to fraction form
    30,424.74/41,983.13 = 16,995.71/x
  3. Step 3: Cross multiply
    30,424.74x = 41,983.13 × 16,995.71
  4. Step 4: Simplify right side
    30,424.74x = 713,533,102.37
  5. Step 5: Solve for x
    x = 713,533,102.37/30,424.74
  6. Step 6: Final answer
    x = 23,452.40

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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.