Home / 51,001.59-70,416.09-31,910.16

Finding the Fourth Proportional to 51,001.59, 70,416.09 and 31,910.16

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Solution

The fourth proportional to 51,001.59, 70,416.09 and 31,910.16 is: 44,057.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,001.59 : 70,416.09 = 31,910.16 : x
  2. Step 2: Convert to fraction form
    51,001.59/70,416.09 = 31,910.16/x
  3. Step 3: Cross multiply
    51,001.59x = 70,416.09 × 31,910.16
  4. Step 4: Simplify right side
    51,001.59x = 2,246,988,698.47
  5. Step 5: Solve for x
    x = 2,246,988,698.47/51,001.59
  6. Step 6: Final answer
    x = 44,057.23

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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.