Home / 17,555.52-26,329.62-6,459.32

Finding the Fourth Proportional to 17,555.52, 26,329.62 and 6,459.32

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Solution

The fourth proportional to 17,555.52, 26,329.62 and 6,459.32 is: 9,687.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,555.52 : 26,329.62 = 6,459.32 : x
  2. Step 2: Convert to fraction form
    17,555.52/26,329.62 = 6,459.32/x
  3. Step 3: Cross multiply
    17,555.52x = 26,329.62 × 6,459.32
  4. Step 4: Simplify right side
    17,555.52x = 170,071,441.06
  5. Step 5: Solve for x
    x = 170,071,441.06/17,555.52
  6. Step 6: Final answer
    x = 9,687.63

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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.