Home / 39,765.08-59,610.54-13,451.51

Finding the Fourth Proportional to 39,765.08, 59,610.54 and 13,451.51

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Solution

The fourth proportional to 39,765.08, 59,610.54 and 13,451.51 is: 20,164.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,765.08 : 59,610.54 = 13,451.51 : x
  2. Step 2: Convert to fraction form
    39,765.08/59,610.54 = 13,451.51/x
  3. Step 3: Cross multiply
    39,765.08x = 59,610.54 × 13,451.51
  4. Step 4: Simplify right side
    39,765.08x = 801,851,774.92
  5. Step 5: Solve for x
    x = 801,851,774.92/39,765.08
  6. Step 6: Final answer
    x = 20,164.72

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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.