Home / 28,603.10-39,465.84-17,274.44

Finding the Fourth Proportional to 28,603.10, 39,465.84 and 17,274.44

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Solution

The fourth proportional to 28,603.10, 39,465.84 and 17,274.44 is: 23,834.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,603.10 : 39,465.84 = 17,274.44 : x
  2. Step 2: Convert to fraction form
    28,603.10/39,465.84 = 17,274.44/x
  3. Step 3: Cross multiply
    28,603.10x = 39,465.84 × 17,274.44
  4. Step 4: Simplify right side
    28,603.10x = 681,750,285.13
  5. Step 5: Solve for x
    x = 681,750,285.13/28,603.10
  6. Step 6: Final answer
    x = 23,834.84

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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.