Home / 38,872.28-58,298.70-11,170.28

Finding the Fourth Proportional to 38,872.28, 58,298.70 and 11,170.28

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Solution

The fourth proportional to 38,872.28, 58,298.70 and 11,170.28 is: 16,752.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,872.28 : 58,298.70 = 11,170.28 : x
  2. Step 2: Convert to fraction form
    38,872.28/58,298.70 = 11,170.28/x
  3. Step 3: Cross multiply
    38,872.28x = 58,298.70 × 11,170.28
  4. Step 4: Simplify right side
    38,872.28x = 651,212,802.64
  5. Step 5: Solve for x
    x = 651,212,802.64/38,872.28
  6. Step 6: Final answer
    x = 16,752.63

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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.