Home / 26,087.04-39,129.12-19,074.24

Finding the Fourth Proportional to 26,087.04, 39,129.12 and 19,074.24

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Solution

The fourth proportional to 26,087.04, 39,129.12 and 19,074.24 is: 28,610.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,087.04 : 39,129.12 = 19,074.24 : x
  2. Step 2: Convert to fraction form
    26,087.04/39,129.12 = 19,074.24/x
  3. Step 3: Cross multiply
    26,087.04x = 39,129.12 × 19,074.24
  4. Step 4: Simplify right side
    26,087.04x = 746,358,225.87
  5. Step 5: Solve for x
    x = 746,358,225.87/26,087.04
  6. Step 6: Final answer
    x = 28,610.31

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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.