Home / 36,856.80-55,285.20-9,154.80

Finding the Fourth Proportional to 36,856.80, 55,285.20 and 9,154.80

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Solution

The fourth proportional to 36,856.80, 55,285.20 and 9,154.80 is: 13,732.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,856.80 : 55,285.20 = 9,154.80 : x
  2. Step 2: Convert to fraction form
    36,856.80/55,285.20 = 9,154.80/x
  3. Step 3: Cross multiply
    36,856.80x = 55,285.20 × 9,154.80
  4. Step 4: Simplify right side
    36,856.80x = 506,124,948.96
  5. Step 5: Solve for x
    x = 506,124,948.96/36,856.80
  6. Step 6: Final answer
    x = 13,732.20

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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.