Home / 15,969.33-22,038.68-8,895.74

Finding the Fourth Proportional to 15,969.33, 22,038.68 and 8,895.74

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Solution

The fourth proportional to 15,969.33, 22,038.68 and 8,895.74 is: 12,276.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,969.33 : 22,038.68 = 8,895.74 : x
  2. Step 2: Convert to fraction form
    15,969.33/22,038.68 = 8,895.74/x
  3. Step 3: Cross multiply
    15,969.33x = 22,038.68 × 8,895.74
  4. Step 4: Simplify right side
    15,969.33x = 196,050,279.27
  5. Step 5: Solve for x
    x = 196,050,279.27/15,969.33
  6. Step 6: Final answer
    x = 12,276.68

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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.