Home / 10,535.40-14,494.14-10,243.80

Finding the Fourth Proportional to 10,535.40, 14,494.14 and 10,243.80

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Solution

The fourth proportional to 10,535.40, 14,494.14 and 10,243.80 is: 14,092.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,535.40 : 14,494.14 = 10,243.80 : x
  2. Step 2: Convert to fraction form
    10,535.40/14,494.14 = 10,243.80/x
  3. Step 3: Cross multiply
    10,535.40x = 14,494.14 × 10,243.80
  4. Step 4: Simplify right side
    10,535.40x = 148,475,071.33
  5. Step 5: Solve for x
    x = 148,475,071.33/10,535.40
  6. Step 6: Final answer
    x = 14,092.97

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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.