Home / 23,385.13-32,270.96-12,774.81

Finding the Fourth Proportional to 23,385.13, 32,270.96 and 12,774.81

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Solution

The fourth proportional to 23,385.13, 32,270.96 and 12,774.81 is: 17,628.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,385.13 : 32,270.96 = 12,774.81 : x
  2. Step 2: Convert to fraction form
    23,385.13/32,270.96 = 12,774.81/x
  3. Step 3: Cross multiply
    23,385.13x = 32,270.96 × 12,774.81
  4. Step 4: Simplify right side
    23,385.13x = 412,255,197.63
  5. Step 5: Solve for x
    x = 412,255,197.63/23,385.13
  6. Step 6: Final answer
    x = 17,628.95

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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.