Home / 24,478.31-33,779.99-13,869.97

Finding the Fourth Proportional to 24,478.31, 33,779.99 and 13,869.97

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Solution

The fourth proportional to 24,478.31, 33,779.99 and 13,869.97 is: 19,140.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,478.31 : 33,779.99 = 13,869.97 : x
  2. Step 2: Convert to fraction form
    24,478.31/33,779.99 = 13,869.97/x
  3. Step 3: Cross multiply
    24,478.31x = 33,779.99 × 13,869.97
  4. Step 4: Simplify right side
    24,478.31x = 468,527,209.65
  5. Step 5: Solve for x
    x = 468,527,209.65/24,478.31
  6. Step 6: Final answer
    x = 19,140.50

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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.