Home / 22,309.02-33,485.40-13,561.02

Finding the Fourth Proportional to 22,309.02, 33,485.40 and 13,561.02

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Solution

The fourth proportional to 22,309.02, 33,485.40 and 13,561.02 is: 20,354.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,309.02 : 33,485.40 = 13,561.02 : x
  2. Step 2: Convert to fraction form
    22,309.02/33,485.40 = 13,561.02/x
  3. Step 3: Cross multiply
    22,309.02x = 33,485.40 × 13,561.02
  4. Step 4: Simplify right side
    22,309.02x = 454,096,179.11
  5. Step 5: Solve for x
    x = 454,096,179.11/22,309.02
  6. Step 6: Final answer
    x = 20,354.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.