Home / 18,538.90-25,585.52-10,582.32

Finding the Fourth Proportional to 18,538.90, 25,585.52 and 10,582.32

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Solution

The fourth proportional to 18,538.90, 25,585.52 and 10,582.32 is: 14,604.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,538.90 : 25,585.52 = 10,582.32 : x
  2. Step 2: Convert to fraction form
    18,538.90/25,585.52 = 10,582.32/x
  3. Step 3: Cross multiply
    18,538.90x = 25,585.52 × 10,582.32
  4. Step 4: Simplify right side
    18,538.90x = 270,754,160.01
  5. Step 5: Solve for x
    x = 270,754,160.01/18,538.90
  6. Step 6: Final answer
    x = 14,604.65

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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.