Home / 49,211.12-73,828.40-15,931.18

Finding the Fourth Proportional to 49,211.12, 73,828.40 and 15,931.18

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Solution

The fourth proportional to 49,211.12, 73,828.40 and 15,931.18 is: 23,900.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,211.12 : 73,828.40 = 15,931.18 : x
  2. Step 2: Convert to fraction form
    49,211.12/73,828.40 = 15,931.18/x
  3. Step 3: Cross multiply
    49,211.12x = 73,828.40 × 15,931.18
  4. Step 4: Simplify right side
    49,211.12x = 1,176,173,529.51
  5. Step 5: Solve for x
    x = 1,176,173,529.51/49,211.12
  6. Step 6: Final answer
    x = 23,900.56

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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.