Home / 17,538.14-26,307.20-4,390.50

Finding the Fourth Proportional to 17,538.14, 26,307.20 and 4,390.50

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Solution

The fourth proportional to 17,538.14, 26,307.20 and 4,390.50 is: 6,585.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,538.14 : 26,307.20 = 4,390.50 : x
  2. Step 2: Convert to fraction form
    17,538.14/26,307.20 = 4,390.50/x
  3. Step 3: Cross multiply
    17,538.14x = 26,307.20 × 4,390.50
  4. Step 4: Simplify right side
    17,538.14x = 115,501,761.60
  5. Step 5: Solve for x
    x = 115,501,761.60/17,538.14
  6. Step 6: Final answer
    x = 6,585.75

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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.