Home / 18,377.12-25,333.08-11,298.08

Finding the Fourth Proportional to 18,377.12, 25,333.08 and 11,298.08

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Solution

The fourth proportional to 18,377.12, 25,333.08 and 11,298.08 is: 15,574.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,377.12 : 25,333.08 = 11,298.08 : x
  2. Step 2: Convert to fraction form
    18,377.12/25,333.08 = 11,298.08/x
  3. Step 3: Cross multiply
    18,377.12x = 25,333.08 × 11,298.08
  4. Step 4: Simplify right side
    18,377.12x = 286,215,164.49
  5. Step 5: Solve for x
    x = 286,215,164.49/18,377.12
  6. Step 6: Final answer
    x = 15,574.54

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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.