Home / 15,908.86-23,863.26-8,887.66

Finding the Fourth Proportional to 15,908.86, 23,863.26 and 8,887.66

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Solution

The fourth proportional to 15,908.86, 23,863.26 and 8,887.66 is: 13,331.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,908.86 : 23,863.26 = 8,887.66 : x
  2. Step 2: Convert to fraction form
    15,908.86/23,863.26 = 8,887.66/x
  3. Step 3: Cross multiply
    15,908.86x = 23,863.26 × 8,887.66
  4. Step 4: Simplify right side
    15,908.86x = 212,088,541.37
  5. Step 5: Solve for x
    x = 212,088,541.37/15,908.86
  6. Step 6: Final answer
    x = 13,331.47

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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.