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Finding the Fourth Proportional to 37,412.59, 51,622.50 and 21,497.71

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Solution

The fourth proportional to 37,412.59, 51,622.50 and 21,497.71 is: 29,662.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,412.59 : 51,622.50 = 21,497.71 : x
  2. Step 2: Convert to fraction form
    37,412.59/51,622.50 = 21,497.71/x
  3. Step 3: Cross multiply
    37,412.59x = 51,622.50 × 21,497.71
  4. Step 4: Simplify right side
    37,412.59x = 1,109,765,534.48
  5. Step 5: Solve for x
    x = 1,109,765,534.48/37,412.59
  6. Step 6: Final answer
    x = 29,662.89

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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.