Home / 15,250.80-22,885.86-6,485.70

Finding the Fourth Proportional to 15,250.80, 22,885.86 and 6,485.70

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Solution

The fourth proportional to 15,250.80, 22,885.86 and 6,485.70 is: 9,732.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,250.80 : 22,885.86 = 6,485.70 : x
  2. Step 2: Convert to fraction form
    15,250.80/22,885.86 = 6,485.70/x
  3. Step 3: Cross multiply
    15,250.80x = 22,885.86 × 6,485.70
  4. Step 4: Simplify right side
    15,250.80x = 148,430,822.20
  5. Step 5: Solve for x
    x = 148,430,822.20/15,250.80
  6. Step 6: Final answer
    x = 9,732.66

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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.