Home / 16,887.34-25,313.95-8,117.47

Finding the Fourth Proportional to 16,887.34, 25,313.95 and 8,117.47

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Solution

The fourth proportional to 16,887.34, 25,313.95 and 8,117.47 is: 12,168.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,887.34 : 25,313.95 = 8,117.47 : x
  2. Step 2: Convert to fraction form
    16,887.34/25,313.95 = 8,117.47/x
  3. Step 3: Cross multiply
    16,887.34x = 25,313.95 × 8,117.47
  4. Step 4: Simplify right side
    16,887.34x = 205,485,229.71
  5. Step 5: Solve for x
    x = 205,485,229.71/16,887.34
  6. Step 6: Final answer
    x = 12,168.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.