Home / 28,307.14-39,062.19-16,369.63

Finding the Fourth Proportional to 28,307.14, 39,062.19 and 16,369.63

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Solution

The fourth proportional to 28,307.14, 39,062.19 and 16,369.63 is: 22,589.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,307.14 : 39,062.19 = 16,369.63 : x
  2. Step 2: Convert to fraction form
    28,307.14/39,062.19 = 16,369.63/x
  3. Step 3: Cross multiply
    28,307.14x = 39,062.19 × 16,369.63
  4. Step 4: Simplify right side
    28,307.14x = 639,433,597.29
  5. Step 5: Solve for x
    x = 639,433,597.29/28,307.14
  6. Step 6: Final answer
    x = 22,589.13

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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.