Home / 15,020.98-22,526.61-8,780.74

Finding the Fourth Proportional to 15,020.98, 22,526.61 and 8,780.74

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Solution

The fourth proportional to 15,020.98, 22,526.61 and 8,780.74 is: 13,168.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,020.98 : 22,526.61 = 8,780.74 : x
  2. Step 2: Convert to fraction form
    15,020.98/22,526.61 = 8,780.74/x
  3. Step 3: Cross multiply
    15,020.98x = 22,526.61 × 8,780.74
  4. Step 4: Simplify right side
    15,020.98x = 197,800,305.49
  5. Step 5: Solve for x
    x = 197,800,305.49/15,020.98
  6. Step 6: Final answer
    x = 13,168.27

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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.