Home / 15,048.42-22,565.04-8,810.31

Finding the Fourth Proportional to 15,048.42, 22,565.04 and 8,810.31

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Solution

The fourth proportional to 15,048.42, 22,565.04 and 8,810.31 is: 13,211.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,048.42 : 22,565.04 = 8,810.31 : x
  2. Step 2: Convert to fraction form
    15,048.42/22,565.04 = 8,810.31/x
  3. Step 3: Cross multiply
    15,048.42x = 22,565.04 × 8,810.31
  4. Step 4: Simplify right side
    15,048.42x = 198,804,997.56
  5. Step 5: Solve for x
    x = 198,804,997.56/15,048.42
  6. Step 6: Final answer
    x = 13,211.02

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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.