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Finding the Fourth Proportional to 23,805.60, 35,711.67 and 8,011.86

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Solution

The fourth proportional to 23,805.60, 35,711.67 and 8,011.86 is: 12,018.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,805.60 : 35,711.67 = 8,011.86 : x
  2. Step 2: Convert to fraction form
    23,805.60/35,711.67 = 8,011.86/x
  3. Step 3: Cross multiply
    23,805.60x = 35,711.67 × 8,011.86
  4. Step 4: Simplify right side
    23,805.60x = 286,116,900.41
  5. Step 5: Solve for x
    x = 286,116,900.41/23,805.60
  6. Step 6: Final answer
    x = 12,018.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.