Home / 51,062.46-70,437.44-30,639.24

Finding the Fourth Proportional to 51,062.46, 70,437.44 and 30,639.24

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Solution

The fourth proportional to 51,062.46, 70,437.44 and 30,639.24 is: 42,264.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,062.46 : 70,437.44 = 30,639.24 : x
  2. Step 2: Convert to fraction form
    51,062.46/70,437.44 = 30,639.24/x
  3. Step 3: Cross multiply
    51,062.46x = 70,437.44 × 30,639.24
  4. Step 4: Simplify right side
    51,062.46x = 2,158,149,475.95
  5. Step 5: Solve for x
    x = 2,158,149,475.95/51,062.46
  6. Step 6: Final answer
    x = 42,264.89

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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.