Home / 22,219.10-33,312.45-9,064.70

Finding the Fourth Proportional to 22,219.10, 33,312.45 and 9,064.70

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Solution

The fourth proportional to 22,219.10, 33,312.45 and 9,064.70 is: 13,590.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,219.10 : 33,312.45 = 9,064.70 : x
  2. Step 2: Convert to fraction form
    22,219.10/33,312.45 = 9,064.70/x
  3. Step 3: Cross multiply
    22,219.10x = 33,312.45 × 9,064.70
  4. Step 4: Simplify right side
    22,219.10x = 301,967,365.52
  5. Step 5: Solve for x
    x = 301,967,365.52/22,219.10
  6. Step 6: Final answer
    x = 13,590.44

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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.