Home / 40,122.02-55,415.22-32,083.40

Finding the Fourth Proportional to 40,122.02, 55,415.22 and 32,083.40

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Solution

The fourth proportional to 40,122.02, 55,415.22 and 32,083.40 is: 44,312.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,122.02 : 55,415.22 = 32,083.40 : x
  2. Step 2: Convert to fraction form
    40,122.02/55,415.22 = 32,083.40/x
  3. Step 3: Cross multiply
    40,122.02x = 55,415.22 × 32,083.40
  4. Step 4: Simplify right side
    40,122.02x = 1,777,908,669.35
  5. Step 5: Solve for x
    x = 1,777,908,669.35/40,122.02
  6. Step 6: Final answer
    x = 44,312.54

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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.