Home / 17,875.57-26,817.92-10,486.55

Finding the Fourth Proportional to 17,875.57, 26,817.92 and 10,486.55

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Solution

The fourth proportional to 17,875.57, 26,817.92 and 10,486.55 is: 15,732.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,875.57 : 26,817.92 = 10,486.55 : x
  2. Step 2: Convert to fraction form
    17,875.57/26,817.92 = 10,486.55/x
  3. Step 3: Cross multiply
    17,875.57x = 26,817.92 × 10,486.55
  4. Step 4: Simplify right side
    17,875.57x = 281,227,458.98
  5. Step 5: Solve for x
    x = 281,227,458.98/17,875.57
  6. Step 6: Final answer
    x = 15,732.50

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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.