Home / 37,451.12-51,682.10-21,535.62

Finding the Fourth Proportional to 37,451.12, 51,682.10 and 21,535.62

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Solution

The fourth proportional to 37,451.12, 51,682.10 and 21,535.62 is: 29,718.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,451.12 : 51,682.10 = 21,535.62 : x
  2. Step 2: Convert to fraction form
    37,451.12/51,682.10 = 21,535.62/x
  3. Step 3: Cross multiply
    37,451.12x = 51,682.10 × 21,535.62
  4. Step 4: Simplify right side
    37,451.12x = 1,113,006,066.40
  5. Step 5: Solve for x
    x = 1,113,006,066.40/37,451.12
  6. Step 6: Final answer
    x = 29,718.90

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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.