Home / 43,956.72-60,686.28-28,875.74

Finding the Fourth Proportional to 43,956.72, 60,686.28 and 28,875.74

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Solution

The fourth proportional to 43,956.72, 60,686.28 and 28,875.74 is: 39,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,956.72 : 60,686.28 = 28,875.74 : x
  2. Step 2: Convert to fraction form
    43,956.72/60,686.28 = 28,875.74/x
  3. Step 3: Cross multiply
    43,956.72x = 60,686.28 × 28,875.74
  4. Step 4: Simplify right side
    43,956.72x = 1,752,360,939.42
  5. Step 5: Solve for x
    x = 1,752,360,939.42/43,956.72
  6. Step 6: Final answer
    x = 39,865.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.