Home / 51,113.75-70,532.30-29,889.32

Finding the Fourth Proportional to 51,113.75, 70,532.30 and 29,889.32

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Solution

The fourth proportional to 51,113.75, 70,532.30 and 29,889.32 is: 41,244.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,113.75 : 70,532.30 = 29,889.32 : x
  2. Step 2: Convert to fraction form
    51,113.75/70,532.30 = 29,889.32/x
  3. Step 3: Cross multiply
    51,113.75x = 70,532.30 × 29,889.32
  4. Step 4: Simplify right side
    51,113.75x = 2,108,162,207.10
  5. Step 5: Solve for x
    x = 2,108,162,207.10/51,113.75
  6. Step 6: Final answer
    x = 41,244.53

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1.5x scale

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.