Home / 15,003.80-22,506.24-5,642.96

Finding the Fourth Proportional to 15,003.80, 22,506.24 and 5,642.96

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Solution

The fourth proportional to 15,003.80, 22,506.24 and 5,642.96 is: 8,464.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,003.80 : 22,506.24 = 5,642.96 : x
  2. Step 2: Convert to fraction form
    15,003.80/22,506.24 = 5,642.96/x
  3. Step 3: Cross multiply
    15,003.80x = 22,506.24 × 5,642.96
  4. Step 4: Simplify right side
    15,003.80x = 127,001,812.07
  5. Step 5: Solve for x
    x = 127,001,812.07/15,003.80
  6. Step 6: Final answer
    x = 8,464.64

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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.