Home / 17,875.80-26,821.62-6,197.40

Finding the Fourth Proportional to 17,875.80, 26,821.62 and 6,197.40

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Solution

The fourth proportional to 17,875.80, 26,821.62 and 6,197.40 is: 9,298.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,875.80 : 26,821.62 = 6,197.40 : x
  2. Step 2: Convert to fraction form
    17,875.80/26,821.62 = 6,197.40/x
  3. Step 3: Cross multiply
    17,875.80x = 26,821.62 × 6,197.40
  4. Step 4: Simplify right side
    17,875.80x = 166,224,307.79
  5. Step 5: Solve for x
    x = 166,224,307.79/17,875.80
  6. Step 6: Final answer
    x = 9,298.85

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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.