Home / 49,423.32-74,139.84-14,353.56

Finding the Fourth Proportional to 49,423.32, 74,139.84 and 14,353.56

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Solution

The fourth proportional to 49,423.32, 74,139.84 and 14,353.56 is: 21,531.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,423.32 : 74,139.84 = 14,353.56 : x
  2. Step 2: Convert to fraction form
    49,423.32/74,139.84 = 14,353.56/x
  3. Step 3: Cross multiply
    49,423.32x = 74,139.84 × 14,353.56
  4. Step 4: Simplify right side
    49,423.32x = 1,064,170,641.83
  5. Step 5: Solve for x
    x = 1,064,170,641.83/49,423.32
  6. Step 6: Final answer
    x = 21,531.75

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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.