Home / 43,260.04-64,874.22-21,066.76

Finding the Fourth Proportional to 43,260.04, 64,874.22 and 21,066.76

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Solution

The fourth proportional to 43,260.04, 64,874.22 and 21,066.76 is: 31,592.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,260.04 : 64,874.22 = 21,066.76 : x
  2. Step 2: Convert to fraction form
    43,260.04/64,874.22 = 21,066.76/x
  3. Step 3: Cross multiply
    43,260.04x = 64,874.22 × 21,066.76
  4. Step 4: Simplify right side
    43,260.04x = 1,366,689,622.93
  5. Step 5: Solve for x
    x = 1,366,689,622.93/43,260.04
  6. Step 6: Final answer
    x = 31,592.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.