Home / 10,239.26-14,187.25-10,017.82

Finding the Fourth Proportional to 10,239.26, 14,187.25 and 10,017.82

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Solution

The fourth proportional to 10,239.26, 14,187.25 and 10,017.82 is: 13,880.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,239.26 : 14,187.25 = 10,017.82 : x
  2. Step 2: Convert to fraction form
    10,239.26/14,187.25 = 10,017.82/x
  3. Step 3: Cross multiply
    10,239.26x = 14,187.25 × 10,017.82
  4. Step 4: Simplify right side
    10,239.26x = 142,125,266.71
  5. Step 5: Solve for x
    x = 142,125,266.71/10,239.26
  6. Step 6: Final answer
    x = 13,880.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.