Home / 17,687.06-24,411.62-10,138.45

Finding the Fourth Proportional to 17,687.06, 24,411.62 and 10,138.45

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Solution

The fourth proportional to 17,687.06, 24,411.62 and 10,138.45 is: 13,993.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,687.06 : 24,411.62 = 10,138.45 : x
  2. Step 2: Convert to fraction form
    17,687.06/24,411.62 = 10,138.45/x
  3. Step 3: Cross multiply
    17,687.06x = 24,411.62 × 10,138.45
  4. Step 4: Simplify right side
    17,687.06x = 247,495,877.07
  5. Step 5: Solve for x
    x = 247,495,877.07/17,687.06
  6. Step 6: Final answer
    x = 13,993.05

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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.