Home / 23,496.89-32,425.11-12,886.70

Finding the Fourth Proportional to 23,496.89, 32,425.11 and 12,886.70

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Solution

The fourth proportional to 23,496.89, 32,425.11 and 12,886.70 is: 17,783.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,496.89 : 32,425.11 = 12,886.70 : x
  2. Step 2: Convert to fraction form
    23,496.89/32,425.11 = 12,886.70/x
  3. Step 3: Cross multiply
    23,496.89x = 32,425.11 × 12,886.70
  4. Step 4: Simplify right side
    23,496.89x = 417,852,502.91
  5. Step 5: Solve for x
    x = 417,852,502.91/23,496.89
  6. Step 6: Final answer
    x = 17,783.31

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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.