Home / 43,130.87-64,702.38-15,046.83

Finding the Fourth Proportional to 43,130.87, 64,702.38 and 15,046.83

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Solution

The fourth proportional to 43,130.87, 64,702.38 and 15,046.83 is: 22,572.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,130.87 : 64,702.38 = 15,046.83 : x
  2. Step 2: Convert to fraction form
    43,130.87/64,702.38 = 15,046.83/x
  3. Step 3: Cross multiply
    43,130.87x = 64,702.38 × 15,046.83
  4. Step 4: Simplify right side
    43,130.87x = 973,565,712.46
  5. Step 5: Solve for x
    x = 973,565,712.46/43,130.87
  6. Step 6: Final answer
    x = 22,572.36

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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.