Home / 28,395.15-42,560.43-17,277.34

Finding the Fourth Proportional to 28,395.15, 42,560.43 and 17,277.34

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Solution

The fourth proportional to 28,395.15, 42,560.43 and 17,277.34 is: 25,896.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,395.15 : 42,560.43 = 17,277.34 : x
  2. Step 2: Convert to fraction form
    28,395.15/42,560.43 = 17,277.34/x
  3. Step 3: Cross multiply
    28,395.15x = 42,560.43 × 17,277.34
  4. Step 4: Simplify right side
    28,395.15x = 735,331,019.66
  5. Step 5: Solve for x
    x = 735,331,019.66/28,395.15
  6. Step 6: Final answer
    x = 25,896.36

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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.