Home / 28,822.18-39,774.90-16,244.50

Finding the Fourth Proportional to 28,822.18, 39,774.90 and 16,244.50

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Solution

The fourth proportional to 28,822.18, 39,774.90 and 16,244.50 is: 22,417.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,822.18 : 39,774.90 = 16,244.50 : x
  2. Step 2: Convert to fraction form
    28,822.18/39,774.90 = 16,244.50/x
  3. Step 3: Cross multiply
    28,822.18x = 39,774.90 × 16,244.50
  4. Step 4: Simplify right side
    28,822.18x = 646,123,363.05
  5. Step 5: Solve for x
    x = 646,123,363.05/28,822.18
  6. Step 6: Final answer
    x = 22,417.57

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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.