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Finding the Fourth Proportional to 37,649.36, 56,473.08 and 9,947.60

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Solution

The fourth proportional to 37,649.36, 56,473.08 and 9,947.60 is: 14,921.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,649.36 : 56,473.08 = 9,947.60 : x
  2. Step 2: Convert to fraction form
    37,649.36/56,473.08 = 9,947.60/x
  3. Step 3: Cross multiply
    37,649.36x = 56,473.08 × 9,947.60
  4. Step 4: Simplify right side
    37,649.36x = 561,771,610.61
  5. Step 5: Solve for x
    x = 561,771,610.61/37,649.36
  6. Step 6: Final answer
    x = 14,921.15

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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.