Home / 37,309.06-55,947.15-19,774.84

Finding the Fourth Proportional to 37,309.06, 55,947.15 and 19,774.84

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Solution

The fourth proportional to 37,309.06, 55,947.15 and 19,774.84 is: 29,653.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,309.06 : 55,947.15 = 19,774.84 : x
  2. Step 2: Convert to fraction form
    37,309.06/55,947.15 = 19,774.84/x
  3. Step 3: Cross multiply
    37,309.06x = 55,947.15 × 19,774.84
  4. Step 4: Simplify right side
    37,309.06x = 1,106,345,939.71
  5. Step 5: Solve for x
    x = 1,106,345,939.71/37,309.06
  6. Step 6: Final answer
    x = 29,653.55

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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.