Home / 45,758.20-63,146.35-25,615.12

Finding the Fourth Proportional to 45,758.20, 63,146.35 and 25,615.12

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Solution

The fourth proportional to 45,758.20, 63,146.35 and 25,615.12 is: 35,348.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,758.20 : 63,146.35 = 25,615.12 : x
  2. Step 2: Convert to fraction form
    45,758.20/63,146.35 = 25,615.12/x
  3. Step 3: Cross multiply
    45,758.20x = 63,146.35 × 25,615.12
  4. Step 4: Simplify right side
    45,758.20x = 1,617,501,332.81
  5. Step 5: Solve for x
    x = 1,617,501,332.81/45,758.20
  6. Step 6: Final answer
    x = 35,348.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.