Home / 21,454.71-32,114.75-14,752.10

Finding the Fourth Proportional to 21,454.71, 32,114.75 and 14,752.10

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Solution

The fourth proportional to 21,454.71, 32,114.75 and 14,752.10 is: 22,081.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,454.71 : 32,114.75 = 14,752.10 : x
  2. Step 2: Convert to fraction form
    21,454.71/32,114.75 = 14,752.10/x
  3. Step 3: Cross multiply
    21,454.71x = 32,114.75 × 14,752.10
  4. Step 4: Simplify right side
    21,454.71x = 473,759,769.14
  5. Step 5: Solve for x
    x = 473,759,769.14/21,454.71
  6. Step 6: Final answer
    x = 22,081.85

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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.