Home / 48,139.32-66,438.45-26,919.75

Finding the Fourth Proportional to 48,139.32, 66,438.45 and 26,919.75

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Solution

The fourth proportional to 48,139.32, 66,438.45 and 26,919.75 is: 37,152.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,139.32 : 66,438.45 = 26,919.75 : x
  2. Step 2: Convert to fraction form
    48,139.32/66,438.45 = 26,919.75/x
  3. Step 3: Cross multiply
    48,139.32x = 66,438.45 × 26,919.75
  4. Step 4: Simplify right side
    48,139.32x = 1,788,506,464.39
  5. Step 5: Solve for x
    x = 1,788,506,464.39/48,139.32
  6. Step 6: Final answer
    x = 37,152.72

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