Home / 37,442.68-51,673.62-21,532.12

Finding the Fourth Proportional to 37,442.68, 51,673.62 and 21,532.12

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Solution

The fourth proportional to 37,442.68, 51,673.62 and 21,532.12 is: 29,715.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,442.68 : 51,673.62 = 21,532.12 : x
  2. Step 2: Convert to fraction form
    37,442.68/51,673.62 = 21,532.12/x
  3. Step 3: Cross multiply
    37,442.68x = 51,673.62 × 21,532.12
  4. Step 4: Simplify right side
    37,442.68x = 1,112,642,586.67
  5. Step 5: Solve for x
    x = 1,112,642,586.67/37,442.68
  6. Step 6: Final answer
    x = 29,715.89

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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.