Home / 38,758.16-53,478.22-25,349.12

Finding the Fourth Proportional to 38,758.16, 53,478.22 and 25,349.12

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Solution

The fourth proportional to 38,758.16, 53,478.22 and 25,349.12 is: 34,976.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,758.16 : 53,478.22 = 25,349.12 : x
  2. Step 2: Convert to fraction form
    38,758.16/53,478.22 = 25,349.12/x
  3. Step 3: Cross multiply
    38,758.16x = 53,478.22 × 25,349.12
  4. Step 4: Simplify right side
    38,758.16x = 1,355,625,752.79
  5. Step 5: Solve for x
    x = 1,355,625,752.79/38,758.16
  6. Step 6: Final answer
    x = 34,976.53

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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.