Home / 17,069.12-25,603.68-5,383.40

Finding the Fourth Proportional to 17,069.12, 25,603.68 and 5,383.40

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Solution

The fourth proportional to 17,069.12, 25,603.68 and 5,383.40 is: 8,075.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,069.12 : 25,603.68 = 5,383.40 : x
  2. Step 2: Convert to fraction form
    17,069.12/25,603.68 = 5,383.40/x
  3. Step 3: Cross multiply
    17,069.12x = 25,603.68 × 5,383.40
  4. Step 4: Simplify right side
    17,069.12x = 137,834,850.91
  5. Step 5: Solve for x
    x = 137,834,850.91/17,069.12
  6. Step 6: Final answer
    x = 8,075.10

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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.