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Finding the Fourth Proportional to 48,374.19, 66,754.12 and 26,865.30

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Solution

The fourth proportional to 48,374.19, 66,754.12 and 26,865.30 is: 37,072.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,374.19 : 66,754.12 = 26,865.30 : x
  2. Step 2: Convert to fraction form
    48,374.19/66,754.12 = 26,865.30/x
  3. Step 3: Cross multiply
    48,374.19x = 66,754.12 × 26,865.30
  4. Step 4: Simplify right side
    48,374.19x = 1,793,369,460.04
  5. Step 5: Solve for x
    x = 1,793,369,460.04/48,374.19
  6. Step 6: Final answer
    x = 37,072.86

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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.