Home / 26,432.40-39,648.72-6,710.90

Finding the Fourth Proportional to 26,432.40, 39,648.72 and 6,710.90

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Solution

The fourth proportional to 26,432.40, 39,648.72 and 6,710.90 is: 10,066.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,432.40 : 39,648.72 = 6,710.90 : x
  2. Step 2: Convert to fraction form
    26,432.40/39,648.72 = 6,710.90/x
  3. Step 3: Cross multiply
    26,432.40x = 39,648.72 × 6,710.90
  4. Step 4: Simplify right side
    26,432.40x = 266,078,588.37
  5. Step 5: Solve for x
    x = 266,078,588.37/26,432.40
  6. Step 6: Final answer
    x = 10,066.38

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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.