Home / 37,799.22-52,159.86-21,880.56

Finding the Fourth Proportional to 37,799.22, 52,159.86 and 21,880.56

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Solution

The fourth proportional to 37,799.22, 52,159.86 and 21,880.56 is: 30,193.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,799.22 : 52,159.86 = 21,880.56 : x
  2. Step 2: Convert to fraction form
    37,799.22/52,159.86 = 21,880.56/x
  3. Step 3: Cross multiply
    37,799.22x = 52,159.86 × 21,880.56
  4. Step 4: Simplify right side
    37,799.22x = 1,141,286,946.32
  5. Step 5: Solve for x
    x = 1,141,286,946.32/37,799.22
  6. Step 6: Final answer
    x = 30,193.40

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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.