Home / 39,712.15-54,820.02-26,259.67

Finding the Fourth Proportional to 39,712.15, 54,820.02 and 26,259.67

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Solution

The fourth proportional to 39,712.15, 54,820.02 and 26,259.67 is: 36,249.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,712.15 : 54,820.02 = 26,259.67 : x
  2. Step 2: Convert to fraction form
    39,712.15/54,820.02 = 26,259.67/x
  3. Step 3: Cross multiply
    39,712.15x = 54,820.02 × 26,259.67
  4. Step 4: Simplify right side
    39,712.15x = 1,439,555,634.59
  5. Step 5: Solve for x
    x = 1,439,555,634.59/39,712.15
  6. Step 6: Final answer
    x = 36,249.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.