Home / 22,038.66-33,045.56-7,243.60

Finding the Fourth Proportional to 22,038.66, 33,045.56 and 7,243.60

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Solution

The fourth proportional to 22,038.66, 33,045.56 and 7,243.60 is: 10,861.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,038.66 : 33,045.56 = 7,243.60 : x
  2. Step 2: Convert to fraction form
    22,038.66/33,045.56 = 7,243.60/x
  3. Step 3: Cross multiply
    22,038.66x = 33,045.56 × 7,243.60
  4. Step 4: Simplify right side
    22,038.66x = 239,368,818.42
  5. Step 5: Solve for x
    x = 239,368,818.42/22,038.66
  6. Step 6: Final answer
    x = 10,861.31

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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.