Home / 15,969.30-22,037.04-8,895.57

Finding the Fourth Proportional to 15,969.30, 22,037.04 and 8,895.57

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Solution

The fourth proportional to 15,969.30, 22,037.04 and 8,895.57 is: 12,275.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,969.30 : 22,037.04 = 8,895.57 : x
  2. Step 2: Convert to fraction form
    15,969.30/22,037.04 = 8,895.57/x
  3. Step 3: Cross multiply
    15,969.30x = 22,037.04 × 8,895.57
  4. Step 4: Simplify right side
    15,969.30x = 196,032,031.91
  5. Step 5: Solve for x
    x = 196,032,031.91/15,969.30
  6. Step 6: Final answer
    x = 12,275.56

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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.