Home / 15,475.20-23,210.88-5,087.04

Finding the Fourth Proportional to 15,475.20, 23,210.88 and 5,087.04

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Solution

The fourth proportional to 15,475.20, 23,210.88 and 5,087.04 is: 7,629.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,475.20 : 23,210.88 = 5,087.04 : x
  2. Step 2: Convert to fraction form
    15,475.20/23,210.88 = 5,087.04/x
  3. Step 3: Cross multiply
    15,475.20x = 23,210.88 × 5,087.04
  4. Step 4: Simplify right side
    15,475.20x = 118,074,675.00
  5. Step 5: Solve for x
    x = 118,074,675.00/15,475.20
  6. Step 6: Final answer
    x = 7,629.93

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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.