Home / 16,712.89-23,064.34-9,159.23

Finding the Fourth Proportional to 16,712.89, 23,064.34 and 9,159.23

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Solution

The fourth proportional to 16,712.89, 23,064.34 and 9,159.23 is: 12,640.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,712.89 : 23,064.34 = 9,159.23 : x
  2. Step 2: Convert to fraction form
    16,712.89/23,064.34 = 9,159.23/x
  3. Step 3: Cross multiply
    16,712.89x = 23,064.34 × 9,159.23
  4. Step 4: Simplify right side
    16,712.89x = 211,251,594.86
  5. Step 5: Solve for x
    x = 211,251,594.86/16,712.89
  6. Step 6: Final answer
    x = 12,640.04

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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.