Home / 15,969.64-22,043.21-10,304.55

Finding the Fourth Proportional to 15,969.64, 22,043.21 and 10,304.55

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Solution

The fourth proportional to 15,969.64, 22,043.21 and 10,304.55 is: 14,223.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,969.64 : 22,043.21 = 10,304.55 : x
  2. Step 2: Convert to fraction form
    15,969.64/22,043.21 = 10,304.55/x
  3. Step 3: Cross multiply
    15,969.64x = 22,043.21 × 10,304.55
  4. Step 4: Simplify right side
    15,969.64x = 227,145,359.61
  5. Step 5: Solve for x
    x = 227,145,359.61/15,969.64
  6. Step 6: Final answer
    x = 14,223.57

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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.