Home / 18,454.08-25,465.68-10,068.96

Finding the Fourth Proportional to 18,454.08, 25,465.68 and 10,068.96

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Solution

The fourth proportional to 18,454.08, 25,465.68 and 10,068.96 is: 13,894.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,454.08 : 25,465.68 = 10,068.96 : x
  2. Step 2: Convert to fraction form
    18,454.08/25,465.68 = 10,068.96/x
  3. Step 3: Cross multiply
    18,454.08x = 25,465.68 × 10,068.96
  4. Step 4: Simplify right side
    18,454.08x = 256,412,913.29
  5. Step 5: Solve for x
    x = 256,412,913.29/18,454.08
  6. Step 6: Final answer
    x = 13,894.65

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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.