Home / 29,370.57-44,018.88-21,066.78

Finding the Fourth Proportional to 29,370.57, 44,018.88 and 21,066.78

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Solution

The fourth proportional to 29,370.57, 44,018.88 and 21,066.78 is: 31,573.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,370.57 : 44,018.88 = 21,066.78 : x
  2. Step 2: Convert to fraction form
    29,370.57/44,018.88 = 21,066.78/x
  3. Step 3: Cross multiply
    29,370.57x = 44,018.88 × 21,066.78
  4. Step 4: Simplify right side
    29,370.57x = 927,336,060.81
  5. Step 5: Solve for x
    x = 927,336,060.81/29,370.57
  6. Step 6: Final answer
    x = 31,573.65

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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.