Home / 15,397.16-23,095.71-3,710.39

Finding the Fourth Proportional to 15,397.16, 23,095.71 and 3,710.39

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Solution

The fourth proportional to 15,397.16, 23,095.71 and 3,710.39 is: 5,565.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,397.16 : 23,095.71 = 3,710.39 : x
  2. Step 2: Convert to fraction form
    15,397.16/23,095.71 = 3,710.39/x
  3. Step 3: Cross multiply
    15,397.16x = 23,095.71 × 3,710.39
  4. Step 4: Simplify right side
    15,397.16x = 85,693,975.95
  5. Step 5: Solve for x
    x = 85,693,975.95/15,397.16
  6. Step 6: Final answer
    x = 5,565.57

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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.