Home / 17,383.60-26,075.40-5,697.20

Finding the Fourth Proportional to 17,383.60, 26,075.40 and 5,697.20

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Solution

The fourth proportional to 17,383.60, 26,075.40 and 5,697.20 is: 8,545.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,383.60 : 26,075.40 = 5,697.20 : x
  2. Step 2: Convert to fraction form
    17,383.60/26,075.40 = 5,697.20/x
  3. Step 3: Cross multiply
    17,383.60x = 26,075.40 × 5,697.20
  4. Step 4: Simplify right side
    17,383.60x = 148,556,768.88
  5. Step 5: Solve for x
    x = 148,556,768.88/17,383.60
  6. Step 6: Final answer
    x = 8,545.80

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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.