Home / 51,010.97-70,395.29-28,349.89

Finding the Fourth Proportional to 51,010.97, 70,395.29 and 28,349.89

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Solution

The fourth proportional to 51,010.97, 70,395.29 and 28,349.89 is: 39,122.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,010.97 : 70,395.29 = 28,349.89 : x
  2. Step 2: Convert to fraction form
    51,010.97/70,395.29 = 28,349.89/x
  3. Step 3: Cross multiply
    51,010.97x = 70,395.29 × 28,349.89
  4. Step 4: Simplify right side
    51,010.97x = 1,995,698,674.26
  5. Step 5: Solve for x
    x = 1,995,698,674.26/51,010.97
  6. Step 6: Final answer
    x = 39,122.93

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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.