Home / 22,246.40-30,696.99-13,292.00

Finding the Fourth Proportional to 22,246.40, 30,696.99 and 13,292.00

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Solution

The fourth proportional to 22,246.40, 30,696.99 and 13,292.00 is: 18,341.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,246.40 : 30,696.99 = 13,292.00 : x
  2. Step 2: Convert to fraction form
    22,246.40/30,696.99 = 13,292.00/x
  3. Step 3: Cross multiply
    22,246.40x = 30,696.99 × 13,292.00
  4. Step 4: Simplify right side
    22,246.40x = 408,024,237.60
  5. Step 5: Solve for x
    x = 408,024,237.60/22,246.40
  6. Step 6: Final answer
    x = 18,341.14

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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.