Home / 23,453.12-32,366.10-12,842.80

Finding the Fourth Proportional to 23,453.12, 32,366.10 and 12,842.80

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Solution

The fourth proportional to 23,453.12, 32,366.10 and 12,842.80 is: 17,723.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,453.12 : 32,366.10 = 12,842.80 : x
  2. Step 2: Convert to fraction form
    23,453.12/32,366.10 = 12,842.80/x
  3. Step 3: Cross multiply
    23,453.12x = 32,366.10 × 12,842.80
  4. Step 4: Simplify right side
    23,453.12x = 415,671,349.08
  5. Step 5: Solve for x
    x = 415,671,349.08/23,453.12
  6. Step 6: Final answer
    x = 17,723.50

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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.