Home / 48,139.64-66,432.84-26,919.26

Finding the Fourth Proportional to 48,139.64, 66,432.84 and 26,919.26

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Solution

The fourth proportional to 48,139.64, 66,432.84 and 26,919.26 is: 37,148.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,139.64 : 66,432.84 = 26,919.26 : x
  2. Step 2: Convert to fraction form
    48,139.64/66,432.84 = 26,919.26/x
  3. Step 3: Cross multiply
    48,139.64x = 66,432.84 × 26,919.26
  4. Step 4: Simplify right side
    48,139.64x = 1,788,322,892.50
  5. Step 5: Solve for x
    x = 1,788,322,892.50/48,139.64
  6. Step 6: Final answer
    x = 37,148.66

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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.