Home / 47,548.62-65,612.53-28,424.61

Finding the Fourth Proportional to 47,548.62, 65,612.53 and 28,424.61

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Solution

The fourth proportional to 47,548.62, 65,612.53 and 28,424.61 is: 39,223.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,548.62 : 65,612.53 = 28,424.61 : x
  2. Step 2: Convert to fraction form
    47,548.62/65,612.53 = 28,424.61/x
  3. Step 3: Cross multiply
    47,548.62x = 65,612.53 × 28,424.61
  4. Step 4: Simplify right side
    47,548.62x = 1,865,010,576.36
  5. Step 5: Solve for x
    x = 1,865,010,576.36/47,548.62
  6. Step 6: Final answer
    x = 39,223.23

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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.