Home / 15,697.19-21,654.07-10,025.98

Finding the Fourth Proportional to 15,697.19, 21,654.07 and 10,025.98

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Solution

The fourth proportional to 15,697.19, 21,654.07 and 10,025.98 is: 13,830.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,697.19 : 21,654.07 = 10,025.98 : x
  2. Step 2: Convert to fraction form
    15,697.19/21,654.07 = 10,025.98/x
  3. Step 3: Cross multiply
    15,697.19x = 21,654.07 × 10,025.98
  4. Step 4: Simplify right side
    15,697.19x = 217,103,193.54
  5. Step 5: Solve for x
    x = 217,103,193.54/15,697.19
  6. Step 6: Final answer
    x = 13,830.70

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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.