Home / 39,441.15-59,147.12-11,351.72

Finding the Fourth Proportional to 39,441.15, 59,147.12 and 11,351.72

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Solution

The fourth proportional to 39,441.15, 59,147.12 and 11,351.72 is: 17,023.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,441.15 : 59,147.12 = 11,351.72 : x
  2. Step 2: Convert to fraction form
    39,441.15/59,147.12 = 11,351.72/x
  3. Step 3: Cross multiply
    39,441.15x = 59,147.12 × 11,351.72
  4. Step 4: Simplify right side
    39,441.15x = 671,421,192.55
  5. Step 5: Solve for x
    x = 671,421,192.55/39,441.15
  6. Step 6: Final answer
    x = 17,023.37

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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.