Home / 19,937.60-29,906.40-6,084.80

Finding the Fourth Proportional to 19,937.60, 29,906.40 and 6,084.80

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Solution

The fourth proportional to 19,937.60, 29,906.40 and 6,084.80 is: 9,127.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,937.60 : 29,906.40 = 6,084.80 : x
  2. Step 2: Convert to fraction form
    19,937.60/29,906.40 = 6,084.80/x
  3. Step 3: Cross multiply
    19,937.60x = 29,906.40 × 6,084.80
  4. Step 4: Simplify right side
    19,937.60x = 181,974,462.72
  5. Step 5: Solve for x
    x = 181,974,462.72/19,937.60
  6. Step 6: Final answer
    x = 9,127.20

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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.