Home / 17,862.12-24,647.63-9,902.39

Finding the Fourth Proportional to 17,862.12, 24,647.63 and 9,902.39

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Solution

The fourth proportional to 17,862.12, 24,647.63 and 9,902.39 is: 13,664.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,862.12 : 24,647.63 = 9,902.39 : x
  2. Step 2: Convert to fraction form
    17,862.12/24,647.63 = 9,902.39/x
  3. Step 3: Cross multiply
    17,862.12x = 24,647.63 × 9,902.39
  4. Step 4: Simplify right side
    17,862.12x = 244,070,272.09
  5. Step 5: Solve for x
    x = 244,070,272.09/17,862.12
  6. Step 6: Final answer
    x = 13,664.13

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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.