Home / 22,318.23-33,491.02-8,988.77

Finding the Fourth Proportional to 22,318.23, 33,491.02 and 8,988.77

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Solution

The fourth proportional to 22,318.23, 33,491.02 and 8,988.77 is: 13,488.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,318.23 : 33,491.02 = 8,988.77 : x
  2. Step 2: Convert to fraction form
    22,318.23/33,491.02 = 8,988.77/x
  3. Step 3: Cross multiply
    22,318.23x = 33,491.02 × 8,988.77
  4. Step 4: Simplify right side
    22,318.23x = 301,043,153.95
  5. Step 5: Solve for x
    x = 301,043,153.95/22,318.23
  6. Step 6: Final answer
    x = 13,488.66

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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.