Home / 35,746.92-53,630.10-12,375.18

Finding the Fourth Proportional to 35,746.92, 53,630.10 and 12,375.18

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Solution

The fourth proportional to 35,746.92, 53,630.10 and 12,375.18 is: 18,566.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,746.92 : 53,630.10 = 12,375.18 : x
  2. Step 2: Convert to fraction form
    35,746.92/53,630.10 = 12,375.18/x
  3. Step 3: Cross multiply
    35,746.92x = 53,630.10 × 12,375.18
  4. Step 4: Simplify right side
    35,746.92x = 663,682,140.92
  5. Step 5: Solve for x
    x = 663,682,140.92/35,746.92
  6. Step 6: Final answer
    x = 18,566.13

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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.