Home / 25,343.71-37,960.18-12,842.28

Finding the Fourth Proportional to 25,343.71, 37,960.18 and 12,842.28

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Solution

The fourth proportional to 25,343.71, 37,960.18 and 12,842.28 is: 19,235.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,343.71 : 37,960.18 = 12,842.28 : x
  2. Step 2: Convert to fraction form
    25,343.71/37,960.18 = 12,842.28/x
  3. Step 3: Cross multiply
    25,343.71x = 37,960.18 × 12,842.28
  4. Step 4: Simplify right side
    25,343.71x = 487,495,228.30
  5. Step 5: Solve for x
    x = 487,495,228.30/25,343.71
  6. Step 6: Final answer
    x = 19,235.36

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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.