Home / 52,612.10-78,922.26-17,551.72

Finding the Fourth Proportional to 52,612.10, 78,922.26 and 17,551.72

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Solution

The fourth proportional to 52,612.10, 78,922.26 and 17,551.72 is: 26,328.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,612.10 : 78,922.26 = 17,551.72 : x
  2. Step 2: Convert to fraction form
    52,612.10/78,922.26 = 17,551.72/x
  3. Step 3: Cross multiply
    52,612.10x = 78,922.26 × 17,551.72
  4. Step 4: Simplify right side
    52,612.10x = 1,385,221,409.29
  5. Step 5: Solve for x
    x = 1,385,221,409.29/52,612.10
  6. Step 6: Final answer
    x = 26,328.95

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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.