Home / 18,434.08-25,439.28-10,051.04

Finding the Fourth Proportional to 18,434.08, 25,439.28 and 10,051.04

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Solution

The fourth proportional to 18,434.08, 25,439.28 and 10,051.04 is: 13,870.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,434.08 : 25,439.28 = 10,051.04 : x
  2. Step 2: Convert to fraction form
    18,434.08/25,439.28 = 10,051.04/x
  3. Step 3: Cross multiply
    18,434.08x = 25,439.28 × 10,051.04
  4. Step 4: Simplify right side
    18,434.08x = 255,691,220.85
  5. Step 5: Solve for x
    x = 255,691,220.85/18,434.08
  6. Step 6: Final answer
    x = 13,870.57

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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.