Home / 51,654.14-77,407.40-29,421.61

Finding the Fourth Proportional to 51,654.14, 77,407.40 and 29,421.61

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Solution

The fourth proportional to 51,654.14, 77,407.40 and 29,421.61 is: 44,090.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,654.14 : 77,407.40 = 29,421.61 : x
  2. Step 2: Convert to fraction form
    51,654.14/77,407.40 = 29,421.61/x
  3. Step 3: Cross multiply
    51,654.14x = 77,407.40 × 29,421.61
  4. Step 4: Simplify right side
    51,654.14x = 2,277,450,483.87
  5. Step 5: Solve for x
    x = 2,277,450,483.87/51,654.14
  6. Step 6: Final answer
    x = 44,090.38

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1.5x scale

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.