Home / 18,081.32-24,953.16-10,123.07

Finding the Fourth Proportional to 18,081.32, 24,953.16 and 10,123.07

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Solution

The fourth proportional to 18,081.32, 24,953.16 and 10,123.07 is: 13,970.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,081.32 : 24,953.16 = 10,123.07 : x
  2. Step 2: Convert to fraction form
    18,081.32/24,953.16 = 10,123.07/x
  3. Step 3: Cross multiply
    18,081.32x = 24,953.16 × 10,123.07
  4. Step 4: Simplify right side
    18,081.32x = 252,602,585.40
  5. Step 5: Solve for x
    x = 252,602,585.40/18,081.32
  6. Step 6: Final answer
    x = 13,970.36

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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.