Home / 56,456.52-84,684.84-14,339.76

Finding the Fourth Proportional to 56,456.52, 84,684.84 and 14,339.76

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Solution

The fourth proportional to 56,456.52, 84,684.84 and 14,339.76 is: 21,509.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,456.52 : 84,684.84 = 14,339.76 : x
  2. Step 2: Convert to fraction form
    56,456.52/84,684.84 = 14,339.76/x
  3. Step 3: Cross multiply
    56,456.52x = 84,684.84 × 14,339.76
  4. Step 4: Simplify right side
    56,456.52x = 1,214,360,281.24
  5. Step 5: Solve for x
    x = 1,214,360,281.24/56,456.52
  6. Step 6: Final answer
    x = 21,509.66

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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.