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Finding the Fourth Proportional to 39,988.68, 59,924.68 and 22,492.68

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Solution

The fourth proportional to 39,988.68, 59,924.68 and 22,492.68 is: 33,706.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,988.68 : 59,924.68 = 22,492.68 : x
  2. Step 2: Convert to fraction form
    39,988.68/59,924.68 = 22,492.68/x
  3. Step 3: Cross multiply
    39,988.68x = 59,924.68 × 22,492.68
  4. Step 4: Simplify right side
    39,988.68x = 1,347,866,651.34
  5. Step 5: Solve for x
    x = 1,347,866,651.34/39,988.68
  6. Step 6: Final answer
    x = 33,706.21

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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.