Home / 28,522.16-39,371-17,192.06

Finding the Fourth Proportional to 28,522.16, 39,371 and 17,192.06

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Solution

The fourth proportional to 28,522.16, 39,371 and 17,192.06 is: 23,731.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,522.16 : 39,371 = 17,192.06 : x
  2. Step 2: Convert to fraction form
    28,522.16/39,371 = 17,192.06/x
  3. Step 3: Cross multiply
    28,522.16x = 39,371 × 17,192.06
  4. Step 4: Simplify right side
    28,522.16x = 676,868,594.26
  5. Step 5: Solve for x
    x = 676,868,594.26/28,522.16
  6. Step 6: Final answer
    x = 23,731.32

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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.