Home / 23,385.08-32,270.88-12,774.76

Finding the Fourth Proportional to 23,385.08, 32,270.88 and 12,774.76

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Solution

The fourth proportional to 23,385.08, 32,270.88 and 12,774.76 is: 17,628.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,385.08 : 32,270.88 = 12,774.76 : x
  2. Step 2: Convert to fraction form
    23,385.08/32,270.88 = 12,774.76/x
  3. Step 3: Cross multiply
    23,385.08x = 32,270.88 × 12,774.76
  4. Step 4: Simplify right side
    23,385.08x = 412,252,746.99
  5. Step 5: Solve for x
    x = 412,252,746.99/23,385.08
  6. Step 6: Final answer
    x = 17,628.88

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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.