Home / 62,115.22-85,718.64-33,820.84

Finding the Fourth Proportional to 62,115.22, 85,718.64 and 33,820.84

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Solution

The fourth proportional to 62,115.22, 85,718.64 and 33,820.84 is: 46,672.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,115.22 : 85,718.64 = 33,820.84 : x
  2. Step 2: Convert to fraction form
    62,115.22/85,718.64 = 33,820.84/x
  3. Step 3: Cross multiply
    62,115.22x = 85,718.64 × 33,820.84
  4. Step 4: Simplify right side
    62,115.22x = 2,899,076,408.46
  5. Step 5: Solve for x
    x = 2,899,076,408.46/62,115.22
  6. Step 6: Final answer
    x = 46,672.56

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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.