Home / 34,168.93-47,158.31-20,737.59

Finding the Fourth Proportional to 34,168.93, 47,158.31 and 20,737.59

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Solution

The fourth proportional to 34,168.93, 47,158.31 and 20,737.59 is: 28,621.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,168.93 : 47,158.31 = 20,737.59 : x
  2. Step 2: Convert to fraction form
    34,168.93/47,158.31 = 20,737.59/x
  3. Step 3: Cross multiply
    34,168.93x = 47,158.31 × 20,737.59
  4. Step 4: Simplify right side
    34,168.93x = 977,949,572.87
  5. Step 5: Solve for x
    x = 977,949,572.87/34,168.93
  6. Step 6: Final answer
    x = 28,621.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.