Home / 18,111.52-24,994.38-10,153.54

Finding the Fourth Proportional to 18,111.52, 24,994.38 and 10,153.54

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Solution

The fourth proportional to 18,111.52, 24,994.38 and 10,153.54 is: 14,012.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,111.52 : 24,994.38 = 10,153.54 : x
  2. Step 2: Convert to fraction form
    18,111.52/24,994.38 = 10,153.54/x
  3. Step 3: Cross multiply
    18,111.52x = 24,994.38 × 10,153.54
  4. Step 4: Simplify right side
    18,111.52x = 253,781,437.11
  5. Step 5: Solve for x
    x = 253,781,437.11/18,111.52
  6. Step 6: Final answer
    x = 14,012.16

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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.