Home / 17,557.56-26,339.76-6,464.34

Finding the Fourth Proportional to 17,557.56, 26,339.76 and 6,464.34

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Solution

The fourth proportional to 17,557.56, 26,339.76 and 6,464.34 is: 9,697.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,557.56 : 26,339.76 = 6,464.34 : x
  2. Step 2: Convert to fraction form
    17,557.56/26,339.76 = 6,464.34/x
  3. Step 3: Cross multiply
    17,557.56x = 26,339.76 × 6,464.34
  4. Step 4: Simplify right side
    17,557.56x = 170,269,164.16
  5. Step 5: Solve for x
    x = 170,269,164.16/17,557.56
  6. Step 6: Final answer
    x = 9,697.77

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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.