Home / 22,207.32-30,632.01-16,890.48

Finding the Fourth Proportional to 22,207.32, 30,632.01 and 16,890.48

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Solution

The fourth proportional to 22,207.32, 30,632.01 and 16,890.48 is: 23,298.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,207.32 : 30,632.01 = 16,890.48 : x
  2. Step 2: Convert to fraction form
    22,207.32/30,632.01 = 16,890.48/x
  3. Step 3: Cross multiply
    22,207.32x = 30,632.01 × 16,890.48
  4. Step 4: Simplify right side
    22,207.32x = 517,389,352.26
  5. Step 5: Solve for x
    x = 517,389,352.26/22,207.32
  6. Step 6: Final answer
    x = 23,298.14

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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.