Home / 37,069.81-55,581.35-31,449.44

Finding the Fourth Proportional to 37,069.81, 55,581.35 and 31,449.44

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Solution

The fourth proportional to 37,069.81, 55,581.35 and 31,449.44 is: 47,154.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,069.81 : 55,581.35 = 31,449.44 : x
  2. Step 2: Convert to fraction form
    37,069.81/55,581.35 = 31,449.44/x
  3. Step 3: Cross multiply
    37,069.81x = 55,581.35 × 31,449.44
  4. Step 4: Simplify right side
    37,069.81x = 1,748,002,313.65
  5. Step 5: Solve for x
    x = 1,748,002,313.65/37,069.81
  6. Step 6: Final answer
    x = 47,154.34

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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.