Home / 34,521.48-47,641.37-19,418.90

Finding the Fourth Proportional to 34,521.48, 47,641.37 and 19,418.90

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Solution

The fourth proportional to 34,521.48, 47,641.37 and 19,418.90 is: 26,799.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,521.48 : 47,641.37 = 19,418.90 : x
  2. Step 2: Convert to fraction form
    34,521.48/47,641.37 = 19,418.90/x
  3. Step 3: Cross multiply
    34,521.48x = 47,641.37 × 19,418.90
  4. Step 4: Simplify right side
    34,521.48x = 925,142,664.59
  5. Step 5: Solve for x
    x = 925,142,664.59/34,521.48
  6. Step 6: Final answer
    x = 26,799.04

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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.