Home / 34,726.15-47,919.25-19,620.13

Finding the Fourth Proportional to 34,726.15, 47,919.25 and 19,620.13

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Solution

The fourth proportional to 34,726.15, 47,919.25 and 19,620.13 is: 27,074.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,726.15 : 47,919.25 = 19,620.13 : x
  2. Step 2: Convert to fraction form
    34,726.15/47,919.25 = 19,620.13/x
  3. Step 3: Cross multiply
    34,726.15x = 47,919.25 × 19,620.13
  4. Step 4: Simplify right side
    34,726.15x = 940,181,914.50
  5. Step 5: Solve for x
    x = 940,181,914.50/34,726.15
  6. Step 6: Final answer
    x = 27,074.18

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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.