Home / 51,134.13-70,584.36-29,920.23

Finding the Fourth Proportional to 51,134.13, 70,584.36 and 29,920.23

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Solution

The fourth proportional to 51,134.13, 70,584.36 and 29,920.23 is: 41,301.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,134.13 : 70,584.36 = 29,920.23 : x
  2. Step 2: Convert to fraction form
    51,134.13/70,584.36 = 29,920.23/x
  3. Step 3: Cross multiply
    51,134.13x = 70,584.36 × 29,920.23
  4. Step 4: Simplify right side
    51,134.13x = 2,111,900,285.60
  5. Step 5: Solve for x
    x = 2,111,900,285.60/51,134.13
  6. Step 6: Final answer
    x = 41,301.19

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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.