Home / 38,176.32-57,264.48-11,881.07

Finding the Fourth Proportional to 38,176.32, 57,264.48 and 11,881.07

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Solution

The fourth proportional to 38,176.32, 57,264.48 and 11,881.07 is: 17,821.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,176.32 : 57,264.48 = 11,881.07 : x
  2. Step 2: Convert to fraction form
    38,176.32/57,264.48 = 11,881.07/x
  3. Step 3: Cross multiply
    38,176.32x = 57,264.48 × 11,881.07
  4. Step 4: Simplify right side
    38,176.32x = 680,363,179.26
  5. Step 5: Solve for x
    x = 680,363,179.26/38,176.32
  6. Step 6: Final answer
    x = 17,821.60

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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.