Home / 17,564.36-26,356.94-6,478.84

Finding the Fourth Proportional to 17,564.36, 26,356.94 and 6,478.84

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Solution

The fourth proportional to 17,564.36, 26,356.94 and 6,478.84 is: 9,722.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,564.36 : 26,356.94 = 6,478.84 : x
  2. Step 2: Convert to fraction form
    17,564.36/26,356.94 = 6,478.84/x
  3. Step 3: Cross multiply
    17,564.36x = 26,356.94 × 6,478.84
  4. Step 4: Simplify right side
    17,564.36x = 170,762,397.15
  5. Step 5: Solve for x
    x = 170,762,397.15/17,564.36
  6. Step 6: Final answer
    x = 9,722.10

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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.