Home / 48,143.61-66,438.31-26,922.88

Finding the Fourth Proportional to 48,143.61, 66,438.31 and 26,922.88

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Solution

The fourth proportional to 48,143.61, 66,438.31 and 26,922.88 is: 37,153.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,143.61 : 66,438.31 = 26,922.88 : x
  2. Step 2: Convert to fraction form
    48,143.61/66,438.31 = 26,922.88/x
  3. Step 3: Cross multiply
    48,143.61x = 66,438.31 × 26,922.88
  4. Step 4: Simplify right side
    48,143.61x = 1,788,710,647.53
  5. Step 5: Solve for x
    x = 1,788,710,647.53/48,143.61
  6. Step 6: Final answer
    x = 37,153.65

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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.