Home / 22,454.87-30,993.69-13,264.47

Finding the Fourth Proportional to 22,454.87, 30,993.69 and 13,264.47

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Solution

The fourth proportional to 22,454.87, 30,993.69 and 13,264.47 is: 18,308.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,454.87 : 30,993.69 = 13,264.47 : x
  2. Step 2: Convert to fraction form
    22,454.87/30,993.69 = 13,264.47/x
  3. Step 3: Cross multiply
    22,454.87x = 30,993.69 × 13,264.47
  4. Step 4: Simplify right side
    22,454.87x = 411,114,871.19
  5. Step 5: Solve for x
    x = 411,114,871.19/22,454.87
  6. Step 6: Final answer
    x = 18,308.50

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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.