Home / 33,142.83-45,737.12-18,035.55

Finding the Fourth Proportional to 33,142.83, 45,737.12 and 18,035.55

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Solution

The fourth proportional to 33,142.83, 45,737.12 and 18,035.55 is: 24,889.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,142.83 : 45,737.12 = 18,035.55 : x
  2. Step 2: Convert to fraction form
    33,142.83/45,737.12 = 18,035.55/x
  3. Step 3: Cross multiply
    33,142.83x = 45,737.12 × 18,035.55
  4. Step 4: Simplify right side
    33,142.83x = 824,894,024.44
  5. Step 5: Solve for x
    x = 824,894,024.44/33,142.83
  6. Step 6: Final answer
    x = 24,889.06

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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.