Home / 38,082.48-52,554.52-21,315.44

Finding the Fourth Proportional to 38,082.48, 52,554.52 and 21,315.44

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Solution

The fourth proportional to 38,082.48, 52,554.52 and 21,315.44 is: 29,415.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,082.48 : 52,554.52 = 21,315.44 : x
  2. Step 2: Convert to fraction form
    38,082.48/52,554.52 = 21,315.44/x
  3. Step 3: Cross multiply
    38,082.48x = 52,554.52 × 21,315.44
  4. Step 4: Simplify right side
    38,082.48x = 1,120,222,717.79
  5. Step 5: Solve for x
    x = 1,120,222,717.79/38,082.48
  6. Step 6: Final answer
    x = 29,415.70

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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.