Home / 15,250.42-22,877.12-4,720.02

Finding the Fourth Proportional to 15,250.42, 22,877.12 and 4,720.02

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Solution

The fourth proportional to 15,250.42, 22,877.12 and 4,720.02 is: 7,080.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,250.42 : 22,877.12 = 4,720.02 : x
  2. Step 2: Convert to fraction form
    15,250.42/22,877.12 = 4,720.02/x
  3. Step 3: Cross multiply
    15,250.42x = 22,877.12 × 4,720.02
  4. Step 4: Simplify right side
    15,250.42x = 107,980,463.94
  5. Step 5: Solve for x
    x = 107,980,463.94/15,250.42
  6. Step 6: Final answer
    x = 7,080.49

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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.