Home / 15,436.02-23,149.20-5,574

Finding the Fourth Proportional to 15,436.02, 23,149.20 and 5,574

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Solution

The fourth proportional to 15,436.02, 23,149.20 and 5,574 is: 8,359.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,436.02 : 23,149.20 = 5,574 : x
  2. Step 2: Convert to fraction form
    15,436.02/23,149.20 = 5,574/x
  3. Step 3: Cross multiply
    15,436.02x = 23,149.20 × 5,574
  4. Step 4: Simplify right side
    15,436.02x = 129,033,640.80
  5. Step 5: Solve for x
    x = 129,033,640.80/15,436.02
  6. Step 6: Final answer
    x = 8,359.26

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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.