Home / 51,835.32-71,528.76-30,610.53

Finding the Fourth Proportional to 51,835.32, 71,528.76 and 30,610.53

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Solution

The fourth proportional to 51,835.32, 71,528.76 and 30,610.53 is: 42,240.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,835.32 : 71,528.76 = 30,610.53 : x
  2. Step 2: Convert to fraction form
    51,835.32/71,528.76 = 30,610.53/x
  3. Step 3: Cross multiply
    51,835.32x = 71,528.76 × 30,610.53
  4. Step 4: Simplify right side
    51,835.32x = 2,189,533,253.84
  5. Step 5: Solve for x
    x = 2,189,533,253.84/51,835.32
  6. Step 6: Final answer
    x = 42,240.18

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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.