Home / 34,938.78-48,215.28-19,023.22

Finding the Fourth Proportional to 34,938.78, 48,215.28 and 19,023.22

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Solution

The fourth proportional to 34,938.78, 48,215.28 and 19,023.22 is: 26,251.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,938.78 : 48,215.28 = 19,023.22 : x
  2. Step 2: Convert to fraction form
    34,938.78/48,215.28 = 19,023.22/x
  3. Step 3: Cross multiply
    34,938.78x = 48,215.28 × 19,023.22
  4. Step 4: Simplify right side
    34,938.78x = 917,209,878.80
  5. Step 5: Solve for x
    x = 917,209,878.80/34,938.78
  6. Step 6: Final answer
    x = 26,251.91

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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.