Home / 37,147.23-51,250.68-21,220.40

Finding the Fourth Proportional to 37,147.23, 51,250.68 and 21,220.40

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Solution

The fourth proportional to 37,147.23, 51,250.68 and 21,220.40 is: 29,277.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,147.23 : 51,250.68 = 21,220.40 : x
  2. Step 2: Convert to fraction form
    37,147.23/51,250.68 = 21,220.40/x
  3. Step 3: Cross multiply
    37,147.23x = 51,250.68 × 21,220.40
  4. Step 4: Simplify right side
    37,147.23x = 1,087,559,673.62
  5. Step 5: Solve for x
    x = 1,087,559,673.62/37,147.23
  6. Step 6: Final answer
    x = 29,277.01

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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.