Home / 26,654.48-39,948.12-13,510.16

Finding the Fourth Proportional to 26,654.48, 39,948.12 and 13,510.16

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Solution

The fourth proportional to 26,654.48, 39,948.12 and 13,510.16 is: 20,248.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,654.48 : 39,948.12 = 13,510.16 : x
  2. Step 2: Convert to fraction form
    26,654.48/39,948.12 = 13,510.16/x
  3. Step 3: Cross multiply
    26,654.48x = 39,948.12 × 13,510.16
  4. Step 4: Simplify right side
    26,654.48x = 539,705,492.90
  5. Step 5: Solve for x
    x = 539,705,492.90/26,654.48
  6. Step 6: Final answer
    x = 20,248.21

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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.