Home / 27,135.54-40,710.60-9,617.76

Finding the Fourth Proportional to 27,135.54, 40,710.60 and 9,617.76

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Solution

The fourth proportional to 27,135.54, 40,710.60 and 9,617.76 is: 14,429.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,135.54 : 40,710.60 = 9,617.76 : x
  2. Step 2: Convert to fraction form
    27,135.54/40,710.60 = 9,617.76/x
  3. Step 3: Cross multiply
    27,135.54x = 40,710.60 × 9,617.76
  4. Step 4: Simplify right side
    27,135.54x = 391,544,780.26
  5. Step 5: Solve for x
    x = 391,544,780.26/27,135.54
  6. Step 6: Final answer
    x = 14,429.22

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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.