Home / 15,990.27-22,066.73-9,277.53

Finding the Fourth Proportional to 15,990.27, 22,066.73 and 9,277.53

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Solution

The fourth proportional to 15,990.27, 22,066.73 and 9,277.53 is: 12,803.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,990.27 : 22,066.73 = 9,277.53 : x
  2. Step 2: Convert to fraction form
    15,990.27/22,066.73 = 9,277.53/x
  3. Step 3: Cross multiply
    15,990.27x = 22,066.73 × 9,277.53
  4. Step 4: Simplify right side
    15,990.27x = 204,724,749.58
  5. Step 5: Solve for x
    x = 204,724,749.58/15,990.27
  6. Step 6: Final answer
    x = 12,803.08

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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.