Home / 39,924.72-59,887.08-12,222.72

Finding the Fourth Proportional to 39,924.72, 59,887.08 and 12,222.72

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Solution

The fourth proportional to 39,924.72, 59,887.08 and 12,222.72 is: 18,334.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,924.72 : 59,887.08 = 12,222.72 : x
  2. Step 2: Convert to fraction form
    39,924.72/59,887.08 = 12,222.72/x
  3. Step 3: Cross multiply
    39,924.72x = 59,887.08 × 12,222.72
  4. Step 4: Simplify right side
    39,924.72x = 731,983,010.46
  5. Step 5: Solve for x
    x = 731,983,010.46/39,924.72
  6. Step 6: Final answer
    x = 18,334.08

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Similar ratio
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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.