Home / 19,862.67-27,411.01-11,248.17

Finding the Fourth Proportional to 19,862.67, 27,411.01 and 11,248.17

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Solution

The fourth proportional to 19,862.67, 27,411.01 and 11,248.17 is: 15,522.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,862.67 : 27,411.01 = 11,248.17 : x
  2. Step 2: Convert to fraction form
    19,862.67/27,411.01 = 11,248.17/x
  3. Step 3: Cross multiply
    19,862.67x = 27,411.01 × 11,248.17
  4. Step 4: Simplify right side
    19,862.67x = 308,323,700.35
  5. Step 5: Solve for x
    x = 308,323,700.35/19,862.67
  6. Step 6: Final answer
    x = 15,522.77

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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.