Home / 23,980.38-33,096.18-13,775.40

Finding the Fourth Proportional to 23,980.38, 33,096.18 and 13,775.40

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Solution

The fourth proportional to 23,980.38, 33,096.18 and 13,775.40 is: 19,011.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,980.38 : 33,096.18 = 13,775.40 : x
  2. Step 2: Convert to fraction form
    23,980.38/33,096.18 = 13,775.40/x
  3. Step 3: Cross multiply
    23,980.38x = 33,096.18 × 13,775.40
  4. Step 4: Simplify right side
    23,980.38x = 455,913,117.97
  5. Step 5: Solve for x
    x = 455,913,117.97/23,980.38
  6. Step 6: Final answer
    x = 19,011.92

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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.