Home / 15,159.45-22,742.24-6,394.35

Finding the Fourth Proportional to 15,159.45, 22,742.24 and 6,394.35

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Solution

The fourth proportional to 15,159.45, 22,742.24 and 6,394.35 is: 9,592.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,159.45 : 22,742.24 = 6,394.35 : x
  2. Step 2: Convert to fraction form
    15,159.45/22,742.24 = 6,394.35/x
  3. Step 3: Cross multiply
    15,159.45x = 22,742.24 × 6,394.35
  4. Step 4: Simplify right side
    15,159.45x = 145,421,810.37
  5. Step 5: Solve for x
    x = 145,421,810.37/15,159.45
  6. Step 6: Final answer
    x = 9,592.82

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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.