Home / 15,681.71-23,522.45-3,835.52

Finding the Fourth Proportional to 15,681.71, 23,522.45 and 3,835.52

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Solution

The fourth proportional to 15,681.71, 23,522.45 and 3,835.52 is: 5,753.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,681.71 : 23,522.45 = 3,835.52 : x
  2. Step 2: Convert to fraction form
    15,681.71/23,522.45 = 3,835.52/x
  3. Step 3: Cross multiply
    15,681.71x = 23,522.45 × 3,835.52
  4. Step 4: Simplify right side
    15,681.71x = 90,220,867.05
  5. Step 5: Solve for x
    x = 90,220,867.05/15,681.71
  6. Step 6: Final answer
    x = 5,753.26

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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.