Home / 47,889.18-66,087.09-26,672.55

Finding the Fourth Proportional to 47,889.18, 66,087.09 and 26,672.55

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Solution

The fourth proportional to 47,889.18, 66,087.09 and 26,672.55 is: 36,808.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,889.18 : 66,087.09 = 26,672.55 : x
  2. Step 2: Convert to fraction form
    47,889.18/66,087.09 = 26,672.55/x
  3. Step 3: Cross multiply
    47,889.18x = 66,087.09 × 26,672.55
  4. Step 4: Simplify right side
    47,889.18x = 1,762,711,212.38
  5. Step 5: Solve for x
    x = 1,762,711,212.38/47,889.18
  6. Step 6: Final answer
    x = 36,808.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.