Home / 17,539.79-26,293.28-6,443.50

Finding the Fourth Proportional to 17,539.79, 26,293.28 and 6,443.50

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Solution

The fourth proportional to 17,539.79, 26,293.28 and 6,443.50 is: 9,659.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,539.79 : 26,293.28 = 6,443.50 : x
  2. Step 2: Convert to fraction form
    17,539.79/26,293.28 = 6,443.50/x
  3. Step 3: Cross multiply
    17,539.79x = 26,293.28 × 6,443.50
  4. Step 4: Simplify right side
    17,539.79x = 169,420,741.80
  5. Step 5: Solve for x
    x = 169,420,741.80/17,539.79
  6. Step 6: Final answer
    x = 9,659.22

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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.