Home / 22,120.02-30,564.45-17,680.41

Finding the Fourth Proportional to 22,120.02, 30,564.45 and 17,680.41

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Solution

The fourth proportional to 22,120.02, 30,564.45 and 17,680.41 is: 24,430.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,120.02 : 30,564.45 = 17,680.41 : x
  2. Step 2: Convert to fraction form
    22,120.02/30,564.45 = 17,680.41/x
  3. Step 3: Cross multiply
    22,120.02x = 30,564.45 × 17,680.41
  4. Step 4: Simplify right side
    22,120.02x = 540,392,007.42
  5. Step 5: Solve for x
    x = 540,392,007.42/22,120.02
  6. Step 6: Final answer
    x = 24,430.00

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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.