Home / 17,577.05-26,365.59-4,430.43

Finding the Fourth Proportional to 17,577.05, 26,365.59 and 4,430.43

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Solution

The fourth proportional to 17,577.05, 26,365.59 and 4,430.43 is: 6,645.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,577.05 : 26,365.59 = 4,430.43 : x
  2. Step 2: Convert to fraction form
    17,577.05/26,365.59 = 4,430.43/x
  3. Step 3: Cross multiply
    17,577.05x = 26,365.59 × 4,430.43
  4. Step 4: Simplify right side
    17,577.05x = 116,810,900.90
  5. Step 5: Solve for x
    x = 116,810,900.90/17,577.05
  6. Step 6: Final answer
    x = 6,645.65

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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.