Home / 27,904.02-38,503.46-15,965.10

Finding the Fourth Proportional to 27,904.02, 38,503.46 and 15,965.10

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Solution

The fourth proportional to 27,904.02, 38,503.46 and 15,965.10 is: 22,029.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,904.02 : 38,503.46 = 15,965.10 : x
  2. Step 2: Convert to fraction form
    27,904.02/38,503.46 = 15,965.10/x
  3. Step 3: Cross multiply
    27,904.02x = 38,503.46 × 15,965.10
  4. Step 4: Simplify right side
    27,904.02x = 614,711,589.25
  5. Step 5: Solve for x
    x = 614,711,589.25/27,904.02
  6. Step 6: Final answer
    x = 22,029.50

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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.