Home / 29,641.32-44,445.57-12,123.45

Finding the Fourth Proportional to 29,641.32, 44,445.57 and 12,123.45

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Solution

The fourth proportional to 29,641.32, 44,445.57 and 12,123.45 is: 18,178.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,641.32 : 44,445.57 = 12,123.45 : x
  2. Step 2: Convert to fraction form
    29,641.32/44,445.57 = 12,123.45/x
  3. Step 3: Cross multiply
    29,641.32x = 44,445.57 × 12,123.45
  4. Step 4: Simplify right side
    29,641.32x = 538,833,645.62
  5. Step 5: Solve for x
    x = 538,833,645.62/29,641.32
  6. Step 6: Final answer
    x = 18,178.46

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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.