Home / 15,635.34-23,308.20-15,395.58

Finding the Fourth Proportional to 15,635.34, 23,308.20 and 15,395.58

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Solution

The fourth proportional to 15,635.34, 23,308.20 and 15,395.58 is: 22,950.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,635.34 : 23,308.20 = 15,395.58 : x
  2. Step 2: Convert to fraction form
    15,635.34/23,308.20 = 15,395.58/x
  3. Step 3: Cross multiply
    15,635.34x = 23,308.20 × 15,395.58
  4. Step 4: Simplify right side
    15,635.34x = 358,843,257.76
  5. Step 5: Solve for x
    x = 358,843,257.76/15,635.34
  6. Step 6: Final answer
    x = 22,950.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.