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Finding the Fourth Proportional to 45,066.79, 67,601.76 and 15,484.41

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Solution

The fourth proportional to 45,066.79, 67,601.76 and 15,484.41 is: 23,227.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,066.79 : 67,601.76 = 15,484.41 : x
  2. Step 2: Convert to fraction form
    45,066.79/67,601.76 = 15,484.41/x
  3. Step 3: Cross multiply
    45,066.79x = 67,601.76 × 15,484.41
  4. Step 4: Simplify right side
    45,066.79x = 1,046,773,368.56
  5. Step 5: Solve for x
    x = 1,046,773,368.56/45,066.79
  6. Step 6: Final answer
    x = 23,227.16

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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.