Home / 34,921.80-48,191.40-19,006.20

Finding the Fourth Proportional to 34,921.80, 48,191.40 and 19,006.20

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Solution

The fourth proportional to 34,921.80, 48,191.40 and 19,006.20 is: 26,228.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,921.80 : 48,191.40 = 19,006.20 : x
  2. Step 2: Convert to fraction form
    34,921.80/48,191.40 = 19,006.20/x
  3. Step 3: Cross multiply
    34,921.80x = 48,191.40 × 19,006.20
  4. Step 4: Simplify right side
    34,921.80x = 915,935,386.68
  5. Step 5: Solve for x
    x = 915,935,386.68/34,921.80
  6. Step 6: Final answer
    x = 26,228.18

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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.