Home / 39,035.60-58,586.28-16,865.78

Finding the Fourth Proportional to 39,035.60, 58,586.28 and 16,865.78

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Solution

The fourth proportional to 39,035.60, 58,586.28 and 16,865.78 is: 25,312.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,035.60 : 58,586.28 = 16,865.78 : x
  2. Step 2: Convert to fraction form
    39,035.60/58,586.28 = 16,865.78/x
  3. Step 3: Cross multiply
    39,035.60x = 58,586.28 × 16,865.78
  4. Step 4: Simplify right side
    39,035.60x = 988,103,309.50
  5. Step 5: Solve for x
    x = 988,103,309.50/39,035.60
  6. Step 6: Final answer
    x = 25,312.88

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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.