Home / 52,449.64-72,381.33-28,576.31

Finding the Fourth Proportional to 52,449.64, 72,381.33 and 28,576.31

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Solution

The fourth proportional to 52,449.64, 72,381.33 and 28,576.31 is: 39,435.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,449.64 : 72,381.33 = 28,576.31 : x
  2. Step 2: Convert to fraction form
    52,449.64/72,381.33 = 28,576.31/x
  3. Step 3: Cross multiply
    52,449.64x = 72,381.33 × 28,576.31
  4. Step 4: Simplify right side
    52,449.64x = 2,068,390,962.39
  5. Step 5: Solve for x
    x = 2,068,390,962.39/52,449.64
  6. Step 6: Final answer
    x = 39,435.75

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1.5x scale

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.