Home / 17,583.12-26,368.56-5,099.76

Finding the Fourth Proportional to 17,583.12, 26,368.56 and 5,099.76

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Solution

The fourth proportional to 17,583.12, 26,368.56 and 5,099.76 is: 7,647.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,583.12 : 26,368.56 = 5,099.76 : x
  2. Step 2: Convert to fraction form
    17,583.12/26,368.56 = 5,099.76/x
  3. Step 3: Cross multiply
    17,583.12x = 26,368.56 × 5,099.76
  4. Step 4: Simplify right side
    17,583.12x = 134,473,327.55
  5. Step 5: Solve for x
    x = 134,473,327.55/17,583.12
  6. Step 6: Final answer
    x = 7,647.86

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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.