Home / 34,246.12-47,260.42-20,109.16

Finding the Fourth Proportional to 34,246.12, 47,260.42 and 20,109.16

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Solution

The fourth proportional to 34,246.12, 47,260.42 and 20,109.16 is: 27,751.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,246.12 : 47,260.42 = 20,109.16 : x
  2. Step 2: Convert to fraction form
    34,246.12/47,260.42 = 20,109.16/x
  3. Step 3: Cross multiply
    34,246.12x = 47,260.42 × 20,109.16
  4. Step 4: Simplify right side
    34,246.12x = 950,367,347.45
  5. Step 5: Solve for x
    x = 950,367,347.45/34,246.12
  6. Step 6: Final answer
    x = 27,751.10

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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.