Home / 22,207.54-30,655.06-15,033.94

Finding the Fourth Proportional to 22,207.54, 30,655.06 and 15,033.94

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Solution

The fourth proportional to 22,207.54, 30,655.06 and 15,033.94 is: 20,752.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,207.54 : 30,655.06 = 15,033.94 : x
  2. Step 2: Convert to fraction form
    22,207.54/30,655.06 = 15,033.94/x
  3. Step 3: Cross multiply
    22,207.54x = 30,655.06 × 15,033.94
  4. Step 4: Simplify right side
    22,207.54x = 460,866,332.74
  5. Step 5: Solve for x
    x = 460,866,332.74/22,207.54
  6. Step 6: Final answer
    x = 20,752.70

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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.