Home / 35,432.60-53,136.30-15,675.80

Finding the Fourth Proportional to 35,432.60, 53,136.30 and 15,675.80

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Solution

The fourth proportional to 35,432.60, 53,136.30 and 15,675.80 is: 23,508.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,432.60 : 53,136.30 = 15,675.80 : x
  2. Step 2: Convert to fraction form
    35,432.60/53,136.30 = 15,675.80/x
  3. Step 3: Cross multiply
    35,432.60x = 53,136.30 × 15,675.80
  4. Step 4: Simplify right side
    35,432.60x = 832,954,011.54
  5. Step 5: Solve for x
    x = 832,954,011.54/35,432.60
  6. Step 6: Final answer
    x = 23,508.13

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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.