Home / 28,075.27-38,726.17-17,993.29

Finding the Fourth Proportional to 28,075.27, 38,726.17 and 17,993.29

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Solution

The fourth proportional to 28,075.27, 38,726.17 and 17,993.29 is: 24,819.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,075.27 : 38,726.17 = 17,993.29 : x
  2. Step 2: Convert to fraction form
    28,075.27/38,726.17 = 17,993.29/x
  3. Step 3: Cross multiply
    28,075.27x = 38,726.17 × 17,993.29
  4. Step 4: Simplify right side
    28,075.27x = 696,811,207.40
  5. Step 5: Solve for x
    x = 696,811,207.40/28,075.27
  6. Step 6: Final answer
    x = 24,819.39

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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.