Home / 26,004.24-38,984.40-10,432.80

Finding the Fourth Proportional to 26,004.24, 38,984.40 and 10,432.80

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Solution

The fourth proportional to 26,004.24, 38,984.40 and 10,432.80 is: 15,640.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,004.24 : 38,984.40 = 10,432.80 : x
  2. Step 2: Convert to fraction form
    26,004.24/38,984.40 = 10,432.80/x
  3. Step 3: Cross multiply
    26,004.24x = 38,984.40 × 10,432.80
  4. Step 4: Simplify right side
    26,004.24x = 406,716,448.32
  5. Step 5: Solve for x
    x = 406,716,448.32/26,004.24
  6. Step 6: Final answer
    x = 15,640.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.