Home / 18,095.49-24,972.77-10,138.86

Finding the Fourth Proportional to 18,095.49, 24,972.77 and 10,138.86

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Solution

The fourth proportional to 18,095.49, 24,972.77 and 10,138.86 is: 13,992.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,095.49 : 24,972.77 = 10,138.86 : x
  2. Step 2: Convert to fraction form
    18,095.49/24,972.77 = 10,138.86/x
  3. Step 3: Cross multiply
    18,095.49x = 24,972.77 × 10,138.86
  4. Step 4: Simplify right side
    18,095.49x = 253,195,444.19
  5. Step 5: Solve for x
    x = 253,195,444.19/18,095.49
  6. Step 6: Final answer
    x = 13,992.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.