Home / 15,984.18-23,965.89-6,621.66

Finding the Fourth Proportional to 15,984.18, 23,965.89 and 6,621.66

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Solution

The fourth proportional to 15,984.18, 23,965.89 and 6,621.66 is: 9,928.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,984.18 : 23,965.89 = 6,621.66 : x
  2. Step 2: Convert to fraction form
    15,984.18/23,965.89 = 6,621.66/x
  3. Step 3: Cross multiply
    15,984.18x = 23,965.89 × 6,621.66
  4. Step 4: Simplify right side
    15,984.18x = 158,693,975.18
  5. Step 5: Solve for x
    x = 158,693,975.18/15,984.18
  6. Step 6: Final answer
    x = 9,928.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.