Home / 37,266.71-51,437.19-21,143.46

Finding the Fourth Proportional to 37,266.71, 51,437.19 and 21,143.46

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Solution

The fourth proportional to 37,266.71, 51,437.19 and 21,143.46 is: 29,183.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,266.71 : 51,437.19 = 21,143.46 : x
  2. Step 2: Convert to fraction form
    37,266.71/51,437.19 = 21,143.46/x
  3. Step 3: Cross multiply
    37,266.71x = 51,437.19 × 21,143.46
  4. Step 4: Simplify right side
    37,266.71x = 1,087,559,947.99
  5. Step 5: Solve for x
    x = 1,087,559,947.99/37,266.71
  6. Step 6: Final answer
    x = 29,183.15

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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.