Home / 17,807.18-24,573.78-10,640.36

Finding the Fourth Proportional to 17,807.18, 24,573.78 and 10,640.36

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Solution

The fourth proportional to 17,807.18, 24,573.78 and 10,640.36 is: 14,683.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,807.18 : 24,573.78 = 10,640.36 : x
  2. Step 2: Convert to fraction form
    17,807.18/24,573.78 = 10,640.36/x
  3. Step 3: Cross multiply
    17,807.18x = 24,573.78 × 10,640.36
  4. Step 4: Simplify right side
    17,807.18x = 261,473,927.20
  5. Step 5: Solve for x
    x = 261,473,927.20/17,807.18
  6. Step 6: Final answer
    x = 14,683.63

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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.