Home / 56,335.52-84,586.32-31,424.24

Finding the Fourth Proportional to 56,335.52, 84,586.32 and 31,424.24

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Solution

The fourth proportional to 56,335.52, 84,586.32 and 31,424.24 is: 47,182.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,335.52 : 84,586.32 = 31,424.24 : x
  2. Step 2: Convert to fraction form
    56,335.52/84,586.32 = 31,424.24/x
  3. Step 3: Cross multiply
    56,335.52x = 84,586.32 × 31,424.24
  4. Step 4: Simplify right side
    56,335.52x = 2,658,060,820.40
  5. Step 5: Solve for x
    x = 2,658,060,820.40/56,335.52
  6. Step 6: Final answer
    x = 47,182.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.