Home / 28,275.94-42,423.60-17,733.23

Finding the Fourth Proportional to 28,275.94, 42,423.60 and 17,733.23

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Solution

The fourth proportional to 28,275.94, 42,423.60 and 17,733.23 is: 26,605.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,275.94 : 42,423.60 = 17,733.23 : x
  2. Step 2: Convert to fraction form
    28,275.94/42,423.60 = 17,733.23/x
  3. Step 3: Cross multiply
    28,275.94x = 42,423.60 × 17,733.23
  4. Step 4: Simplify right side
    28,275.94x = 752,307,244.11
  5. Step 5: Solve for x
    x = 752,307,244.11/28,275.94
  6. Step 6: Final answer
    x = 26,605.92

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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.