Home / 26,436.47-36,468.51-15,675.08

Finding the Fourth Proportional to 26,436.47, 36,468.51 and 15,675.08

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Solution

The fourth proportional to 26,436.47, 36,468.51 and 15,675.08 is: 21,623.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,436.47 : 36,468.51 = 15,675.08 : x
  2. Step 2: Convert to fraction form
    26,436.47/36,468.51 = 15,675.08/x
  3. Step 3: Cross multiply
    26,436.47x = 36,468.51 × 15,675.08
  4. Step 4: Simplify right side
    26,436.47x = 571,646,811.73
  5. Step 5: Solve for x
    x = 571,646,811.73/26,436.47
  6. Step 6: Final answer
    x = 21,623.42

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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.