Home / 14,663.74-21,995.61-3,570.43

Finding the Fourth Proportional to 14,663.74, 21,995.61 and 3,570.43

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Solution

The fourth proportional to 14,663.74, 21,995.61 and 3,570.43 is: 5,355.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,663.74 : 21,995.61 = 3,570.43 : x
  2. Step 2: Convert to fraction form
    14,663.74/21,995.61 = 3,570.43/x
  3. Step 3: Cross multiply
    14,663.74x = 21,995.61 × 3,570.43
  4. Step 4: Simplify right side
    14,663.74x = 78,533,785.81
  5. Step 5: Solve for x
    x = 78,533,785.81/14,663.74
  6. Step 6: Final answer
    x = 5,355.65

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.