Home / 25,328.16-37,996.90-8,689.88

Finding the Fourth Proportional to 25,328.16, 37,996.90 and 8,689.88

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Solution

The fourth proportional to 25,328.16, 37,996.90 and 8,689.88 is: 13,036.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,328.16 : 37,996.90 = 8,689.88 : x
  2. Step 2: Convert to fraction form
    25,328.16/37,996.90 = 8,689.88/x
  3. Step 3: Cross multiply
    25,328.16x = 37,996.90 × 8,689.88
  4. Step 4: Simplify right side
    25,328.16x = 330,188,574.64
  5. Step 5: Solve for x
    x = 330,188,574.64/25,328.16
  6. Step 6: Final answer
    x = 13,036.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.