Home / 25,282.32-37,929.44-8,642.52

Finding the Fourth Proportional to 25,282.32, 37,929.44 and 8,642.52

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Solution

The fourth proportional to 25,282.32, 37,929.44 and 8,642.52 is: 12,965.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,282.32 : 37,929.44 = 8,642.52 : x
  2. Step 2: Convert to fraction form
    25,282.32/37,929.44 = 8,642.52/x
  3. Step 3: Cross multiply
    25,282.32x = 37,929.44 × 8,642.52
  4. Step 4: Simplify right side
    25,282.32x = 327,805,943.79
  5. Step 5: Solve for x
    x = 327,805,943.79/25,282.32
  6. Step 6: Final answer
    x = 12,965.82

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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.