Home / 17,539.90-26,320.23-6,454.37

Finding the Fourth Proportional to 17,539.90, 26,320.23 and 6,454.37

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Solution

The fourth proportional to 17,539.90, 26,320.23 and 6,454.37 is: 9,685.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,539.90 : 26,320.23 = 6,454.37 : x
  2. Step 2: Convert to fraction form
    17,539.90/26,320.23 = 6,454.37/x
  3. Step 3: Cross multiply
    17,539.90x = 26,320.23 × 6,454.37
  4. Step 4: Simplify right side
    17,539.90x = 169,880,568.71
  5. Step 5: Solve for x
    x = 169,880,568.71/17,539.90
  6. Step 6: Final answer
    x = 9,685.38

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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.