Home / 19,263.80-28,901.60-17,276.87

Finding the Fourth Proportional to 19,263.80, 28,901.60 and 17,276.87

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Solution

The fourth proportional to 19,263.80, 28,901.60 and 17,276.87 is: 25,920.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,263.80 : 28,901.60 = 17,276.87 : x
  2. Step 2: Convert to fraction form
    19,263.80/28,901.60 = 17,276.87/x
  3. Step 3: Cross multiply
    19,263.80x = 28,901.60 × 17,276.87
  4. Step 4: Simplify right side
    19,263.80x = 499,328,955.10
  5. Step 5: Solve for x
    x = 499,328,955.10/19,263.80
  6. Step 6: Final answer
    x = 25,920.59

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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.