Home / 22,335-30,823.20-12,263.85

Finding the Fourth Proportional to 22,335, 30,823.20 and 12,263.85

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Solution

The fourth proportional to 22,335, 30,823.20 and 12,263.85 is: 16,924.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,335 : 30,823.20 = 12,263.85 : x
  2. Step 2: Convert to fraction form
    22,335/30,823.20 = 12,263.85/x
  3. Step 3: Cross multiply
    22,335x = 30,823.20 × 12,263.85
  4. Step 4: Simplify right side
    22,335x = 378,011,101.32
  5. Step 5: Solve for x
    x = 378,011,101.32/22,335
  6. Step 6: Final answer
    x = 16,924.61

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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.