Home / 25,031.91-37,547.97-20,329.59

Finding the Fourth Proportional to 25,031.91, 37,547.97 and 20,329.59

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Solution

The fourth proportional to 25,031.91, 37,547.97 and 20,329.59 is: 30,494.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,031.91 : 37,547.97 = 20,329.59 : x
  2. Step 2: Convert to fraction form
    25,031.91/37,547.97 = 20,329.59/x
  3. Step 3: Cross multiply
    25,031.91x = 37,547.97 × 20,329.59
  4. Step 4: Simplify right side
    25,031.91x = 763,334,835.43
  5. Step 5: Solve for x
    x = 763,334,835.43/25,031.91
  6. Step 6: Final answer
    x = 30,494.47

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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.