Home / 22,239.61-33,360.02-7,445.77

Finding the Fourth Proportional to 22,239.61, 33,360.02 and 7,445.77

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Solution

The fourth proportional to 22,239.61, 33,360.02 and 7,445.77 is: 11,168.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,239.61 : 33,360.02 = 7,445.77 : x
  2. Step 2: Convert to fraction form
    22,239.61/33,360.02 = 7,445.77/x
  3. Step 3: Cross multiply
    22,239.61x = 33,360.02 × 7,445.77
  4. Step 4: Simplify right side
    22,239.61x = 248,391,036.12
  5. Step 5: Solve for x
    x = 248,391,036.12/22,239.61
  6. Step 6: Final answer
    x = 11,168.86

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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.