Home / 27,065.25-37,347.42-16,990.47

Finding the Fourth Proportional to 27,065.25, 37,347.42 and 16,990.47

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Solution

The fourth proportional to 27,065.25, 37,347.42 and 16,990.47 is: 23,445.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,065.25 : 37,347.42 = 16,990.47 : x
  2. Step 2: Convert to fraction form
    27,065.25/37,347.42 = 16,990.47/x
  3. Step 3: Cross multiply
    27,065.25x = 37,347.42 × 16,990.47
  4. Step 4: Simplify right side
    27,065.25x = 634,550,219.09
  5. Step 5: Solve for x
    x = 634,550,219.09/27,065.25
  6. Step 6: Final answer
    x = 23,445.20

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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.