Home / 43,731.52-65,590.25-15,646.34

Finding the Fourth Proportional to 43,731.52, 65,590.25 and 15,646.34

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Solution

The fourth proportional to 43,731.52, 65,590.25 and 15,646.34 is: 23,467.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,731.52 : 65,590.25 = 15,646.34 : x
  2. Step 2: Convert to fraction form
    43,731.52/65,590.25 = 15,646.34/x
  3. Step 3: Cross multiply
    43,731.52x = 65,590.25 × 15,646.34
  4. Step 4: Simplify right side
    43,731.52x = 1,026,247,437.93
  5. Step 5: Solve for x
    x = 1,026,247,437.93/43,731.52
  6. Step 6: Final answer
    x = 23,467.00

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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.