Home / 26,429.32-39,618.56-9,784.84

Finding the Fourth Proportional to 26,429.32, 39,618.56 and 9,784.84

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Solution

The fourth proportional to 26,429.32, 39,618.56 and 9,784.84 is: 14,667.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,429.32 : 39,618.56 = 9,784.84 : x
  2. Step 2: Convert to fraction form
    26,429.32/39,618.56 = 9,784.84/x
  3. Step 3: Cross multiply
    26,429.32x = 39,618.56 × 9,784.84
  4. Step 4: Simplify right side
    26,429.32x = 387,661,270.63
  5. Step 5: Solve for x
    x = 387,661,270.63/26,429.32
  6. Step 6: Final answer
    x = 14,667.85

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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.