Home / 51,298.20-70,763.07-30,073.38

Finding the Fourth Proportional to 51,298.20, 70,763.07 and 30,073.38

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Solution

The fourth proportional to 51,298.20, 70,763.07 and 30,073.38 is: 41,484.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,298.20 : 70,763.07 = 30,073.38 : x
  2. Step 2: Convert to fraction form
    51,298.20/70,763.07 = 30,073.38/x
  3. Step 3: Cross multiply
    51,298.20x = 70,763.07 × 30,073.38
  4. Step 4: Simplify right side
    51,298.20x = 2,128,084,694.08
  5. Step 5: Solve for x
    x = 2,128,084,694.08/51,298.20
  6. Step 6: Final answer
    x = 41,484.59

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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.