Home / 28,663.34-39,559.46-16,727.18

Finding the Fourth Proportional to 28,663.34, 39,559.46 and 16,727.18

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Solution

The fourth proportional to 28,663.34, 39,559.46 and 16,727.18 is: 23,085.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,663.34 : 39,559.46 = 16,727.18 : x
  2. Step 2: Convert to fraction form
    28,663.34/39,559.46 = 16,727.18/x
  3. Step 3: Cross multiply
    28,663.34x = 39,559.46 × 16,727.18
  4. Step 4: Simplify right side
    28,663.34x = 661,717,926.69
  5. Step 5: Solve for x
    x = 661,717,926.69/28,663.34
  6. Step 6: Final answer
    x = 23,085.87

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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.