Home / 35,158.74-48,520.32-20,051.22

Finding the Fourth Proportional to 35,158.74, 48,520.32 and 20,051.22

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Solution

The fourth proportional to 35,158.74, 48,520.32 and 20,051.22 is: 27,671.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,158.74 : 48,520.32 = 20,051.22 : x
  2. Step 2: Convert to fraction form
    35,158.74/48,520.32 = 20,051.22/x
  3. Step 3: Cross multiply
    35,158.74x = 48,520.32 × 20,051.22
  4. Step 4: Simplify right side
    35,158.74x = 972,891,610.79
  5. Step 5: Solve for x
    x = 972,891,610.79/35,158.74
  6. Step 6: Final answer
    x = 27,671.40

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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.