Home / 56,348.15-84,565.04-20,843.06

Finding the Fourth Proportional to 56,348.15, 84,565.04 and 20,843.06

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Solution

The fourth proportional to 56,348.15, 84,565.04 and 20,843.06 is: 31,280.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,348.15 : 84,565.04 = 20,843.06 : x
  2. Step 2: Convert to fraction form
    56,348.15/84,565.04 = 20,843.06/x
  3. Step 3: Cross multiply
    56,348.15x = 84,565.04 × 20,843.06
  4. Step 4: Simplify right side
    56,348.15x = 1,762,593,675.58
  5. Step 5: Solve for x
    x = 1,762,593,675.58/56,348.15
  6. Step 6: Final answer
    x = 31,280.42

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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.