Home / 15,745.74-23,503.41-13,877.46

Finding the Fourth Proportional to 15,745.74, 23,503.41 and 13,877.46

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Solution

The fourth proportional to 15,745.74, 23,503.41 and 13,877.46 is: 20,714.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,745.74 : 23,503.41 = 13,877.46 : x
  2. Step 2: Convert to fraction form
    15,745.74/23,503.41 = 13,877.46/x
  3. Step 3: Cross multiply
    15,745.74x = 23,503.41 × 13,877.46
  4. Step 4: Simplify right side
    15,745.74x = 326,167,632.14
  5. Step 5: Solve for x
    x = 326,167,632.14/15,745.74
  6. Step 6: Final answer
    x = 20,714.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.