Home / 45,330.48-67,996.08-15,748.56

Finding the Fourth Proportional to 45,330.48, 67,996.08 and 15,748.56

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Solution

The fourth proportional to 45,330.48, 67,996.08 and 15,748.56 is: 23,622.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,330.48 : 67,996.08 = 15,748.56 : x
  2. Step 2: Convert to fraction form
    45,330.48/67,996.08 = 15,748.56/x
  3. Step 3: Cross multiply
    45,330.48x = 67,996.08 × 15,748.56
  4. Step 4: Simplify right side
    45,330.48x = 1,070,840,345.64
  5. Step 5: Solve for x
    x = 1,070,840,345.64/45,330.48
  6. Step 6: Final answer
    x = 23,622.97

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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.