Home / 15,960.69-22,025.93-8,887.23

Finding the Fourth Proportional to 15,960.69, 22,025.93 and 8,887.23

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Solution

The fourth proportional to 15,960.69, 22,025.93 and 8,887.23 is: 12,264.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,960.69 : 22,025.93 = 8,887.23 : x
  2. Step 2: Convert to fraction form
    15,960.69/22,025.93 = 8,887.23/x
  3. Step 3: Cross multiply
    15,960.69x = 22,025.93 × 8,887.23
  4. Step 4: Simplify right side
    15,960.69x = 195,749,461.44
  5. Step 5: Solve for x
    x = 195,749,461.44/15,960.69
  6. Step 6: Final answer
    x = 12,264.47

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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.