Home / 16,220.10-24,281.55-9,642.90

Finding the Fourth Proportional to 16,220.10, 24,281.55 and 9,642.90

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Solution

The fourth proportional to 16,220.10, 24,281.55 and 9,642.90 is: 14,435.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,220.10 : 24,281.55 = 9,642.90 : x
  2. Step 2: Convert to fraction form
    16,220.10/24,281.55 = 9,642.90/x
  3. Step 3: Cross multiply
    16,220.10x = 24,281.55 × 9,642.90
  4. Step 4: Simplify right side
    16,220.10x = 234,144,558.50
  5. Step 5: Solve for x
    x = 234,144,558.50/16,220.10
  6. Step 6: Final answer
    x = 14,435.46

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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.