Home / 15,415.74-23,125.17-4,322.46

Finding the Fourth Proportional to 15,415.74, 23,125.17 and 4,322.46

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Solution

The fourth proportional to 15,415.74, 23,125.17 and 4,322.46 is: 6,484.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,415.74 : 23,125.17 = 4,322.46 : x
  2. Step 2: Convert to fraction form
    15,415.74/23,125.17 = 4,322.46/x
  3. Step 3: Cross multiply
    15,415.74x = 23,125.17 × 4,322.46
  4. Step 4: Simplify right side
    15,415.74x = 99,957,622.32
  5. Step 5: Solve for x
    x = 99,957,622.32/15,415.74
  6. Step 6: Final answer
    x = 6,484.13

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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.