Home / 26,985.47-37,239.78-15,048.95

Finding the Fourth Proportional to 26,985.47, 37,239.78 and 15,048.95

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Solution

The fourth proportional to 26,985.47, 37,239.78 and 15,048.95 is: 20,767.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,985.47 : 37,239.78 = 15,048.95 : x
  2. Step 2: Convert to fraction form
    26,985.47/37,239.78 = 15,048.95/x
  3. Step 3: Cross multiply
    26,985.47x = 37,239.78 × 15,048.95
  4. Step 4: Simplify right side
    26,985.47x = 560,419,587.23
  5. Step 5: Solve for x
    x = 560,419,587.23/26,985.47
  6. Step 6: Final answer
    x = 20,767.46

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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.