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Finding the Fourth Proportional to 53,248.53, 79,859.13 and 15,799.75

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Solution

The fourth proportional to 53,248.53, 79,859.13 and 15,799.75 is: 23,695.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,248.53 : 79,859.13 = 15,799.75 : x
  2. Step 2: Convert to fraction form
    53,248.53/79,859.13 = 15,799.75/x
  3. Step 3: Cross multiply
    53,248.53x = 79,859.13 × 15,799.75
  4. Step 4: Simplify right side
    53,248.53x = 1,261,754,030.32
  5. Step 5: Solve for x
    x = 1,261,754,030.32/53,248.53
  6. Step 6: Final answer
    x = 23,695.56

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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.