Home / 25,182.81-37,774.08-12,031.92

Finding the Fourth Proportional to 25,182.81, 37,774.08 and 12,031.92

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Solution

The fourth proportional to 25,182.81, 37,774.08 and 12,031.92 is: 18,047.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,182.81 : 37,774.08 = 12,031.92 : x
  2. Step 2: Convert to fraction form
    25,182.81/37,774.08 = 12,031.92/x
  3. Step 3: Cross multiply
    25,182.81x = 37,774.08 × 12,031.92
  4. Step 4: Simplify right side
    25,182.81x = 454,494,708.63
  5. Step 5: Solve for x
    x = 454,494,708.63/25,182.81
  6. Step 6: Final answer
    x = 18,047.82

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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.