Home / 22,574.89-31,154.47-13,622.24

Finding the Fourth Proportional to 22,574.89, 31,154.47 and 13,622.24

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Solution

The fourth proportional to 22,574.89, 31,154.47 and 13,622.24 is: 18,799.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,574.89 : 31,154.47 = 13,622.24 : x
  2. Step 2: Convert to fraction form
    22,574.89/31,154.47 = 13,622.24/x
  3. Step 3: Cross multiply
    22,574.89x = 31,154.47 × 13,622.24
  4. Step 4: Simplify right side
    22,574.89x = 424,393,711.24
  5. Step 5: Solve for x
    x = 424,393,711.24/22,574.89
  6. Step 6: Final answer
    x = 18,799.37

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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.