Home / 28,233.19-38,969.40-17,616.52

Finding the Fourth Proportional to 28,233.19, 38,969.40 and 17,616.52

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Solution

The fourth proportional to 28,233.19, 38,969.40 and 17,616.52 is: 24,315.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,233.19 : 38,969.40 = 17,616.52 : x
  2. Step 2: Convert to fraction form
    28,233.19/38,969.40 = 17,616.52/x
  3. Step 3: Cross multiply
    28,233.19x = 38,969.40 × 17,616.52
  4. Step 4: Simplify right side
    28,233.19x = 686,505,214.49
  5. Step 5: Solve for x
    x = 686,505,214.49/28,233.19
  6. Step 6: Final answer
    x = 24,315.54

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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.