Home / 35,432.75-53,155.66-14,657.87

Finding the Fourth Proportional to 35,432.75, 53,155.66 and 14,657.87

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Solution

The fourth proportional to 35,432.75, 53,155.66 and 14,657.87 is: 21,989.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,432.75 : 53,155.66 = 14,657.87 : x
  2. Step 2: Convert to fraction form
    35,432.75/53,155.66 = 14,657.87/x
  3. Step 3: Cross multiply
    35,432.75x = 53,155.66 × 14,657.87
  4. Step 4: Simplify right side
    35,432.75x = 779,148,754.04
  5. Step 5: Solve for x
    x = 779,148,754.04/35,432.75
  6. Step 6: Final answer
    x = 21,989.51

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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.