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Finding the Fourth Proportional to 37,799.60, 56,689.28 and 11,497.28

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Solution

The fourth proportional to 37,799.60, 56,689.28 and 11,497.28 is: 17,242.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,799.60 : 56,689.28 = 11,497.28 : x
  2. Step 2: Convert to fraction form
    37,799.60/56,689.28 = 11,497.28/x
  3. Step 3: Cross multiply
    37,799.60x = 56,689.28 × 11,497.28
  4. Step 4: Simplify right side
    37,799.60x = 651,772,467.67
  5. Step 5: Solve for x
    x = 651,772,467.67/37,799.60
  6. Step 6: Final answer
    x = 17,242.84

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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.