Home / 42,447.36-63,669.06-17,481.18

Finding the Fourth Proportional to 42,447.36, 63,669.06 and 17,481.18

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Solution

The fourth proportional to 42,447.36, 63,669.06 and 17,481.18 is: 26,220.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,447.36 : 63,669.06 = 17,481.18 : x
  2. Step 2: Convert to fraction form
    42,447.36/63,669.06 = 17,481.18/x
  3. Step 3: Cross multiply
    42,447.36x = 63,669.06 × 17,481.18
  4. Step 4: Simplify right side
    42,447.36x = 1,113,010,298.29
  5. Step 5: Solve for x
    x = 1,113,010,298.29/42,447.36
  6. Step 6: Final answer
    x = 26,220.95

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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.