Home / 22,811.10-34,216.65-21,903.90

Finding the Fourth Proportional to 22,811.10, 34,216.65 and 21,903.90

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Solution

The fourth proportional to 22,811.10, 34,216.65 and 21,903.90 is: 32,855.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,811.10 : 34,216.65 = 21,903.90 : x
  2. Step 2: Convert to fraction form
    22,811.10/34,216.65 = 21,903.90/x
  3. Step 3: Cross multiply
    22,811.10x = 34,216.65 × 21,903.90
  4. Step 4: Simplify right side
    22,811.10x = 749,478,079.94
  5. Step 5: Solve for x
    x = 749,478,079.94/22,811.10
  6. Step 6: Final answer
    x = 32,855.85

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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.