Home / 37,572.32-51,849.70-21,656.68

Finding the Fourth Proportional to 37,572.32, 51,849.70 and 21,656.68

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Solution

The fourth proportional to 37,572.32, 51,849.70 and 21,656.68 is: 29,886.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,572.32 : 51,849.70 = 21,656.68 : x
  2. Step 2: Convert to fraction form
    37,572.32/51,849.70 = 21,656.68/x
  3. Step 3: Cross multiply
    37,572.32x = 51,849.70 × 21,656.68
  4. Step 4: Simplify right side
    37,572.32x = 1,122,892,361.00
  5. Step 5: Solve for x
    x = 1,122,892,361.00/37,572.32
  6. Step 6: Final answer
    x = 29,886.16

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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.