Home / 37,316.71-55,974.98-12,356.81

Finding the Fourth Proportional to 37,316.71, 55,974.98 and 12,356.81

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Solution

The fourth proportional to 37,316.71, 55,974.98 and 12,356.81 is: 18,535.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,316.71 : 55,974.98 = 12,356.81 : x
  2. Step 2: Convert to fraction form
    37,316.71/55,974.98 = 12,356.81/x
  3. Step 3: Cross multiply
    37,316.71x = 55,974.98 × 12,356.81
  4. Step 4: Simplify right side
    37,316.71x = 691,672,028.82
  5. Step 5: Solve for x
    x = 691,672,028.82/37,316.71
  6. Step 6: Final answer
    x = 18,535.18

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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.