Home / 42,325.08-63,500.04-18,946.32

Finding the Fourth Proportional to 42,325.08, 63,500.04 and 18,946.32

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Solution

The fourth proportional to 42,325.08, 63,500.04 and 18,946.32 is: 28,425.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,325.08 : 63,500.04 = 18,946.32 : x
  2. Step 2: Convert to fraction form
    42,325.08/63,500.04 = 18,946.32/x
  3. Step 3: Cross multiply
    42,325.08x = 63,500.04 × 18,946.32
  4. Step 4: Simplify right side
    42,325.08x = 1,203,092,077.85
  5. Step 5: Solve for x
    x = 1,203,092,077.85/42,325.08
  6. Step 6: Final answer
    x = 28,425.04

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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.