Home / 26,405.47-39,580.35-9,754.84

Finding the Fourth Proportional to 26,405.47, 39,580.35 and 9,754.84

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Solution

The fourth proportional to 26,405.47, 39,580.35 and 9,754.84 is: 14,621.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,405.47 : 39,580.35 = 9,754.84 : x
  2. Step 2: Convert to fraction form
    26,405.47/39,580.35 = 9,754.84/x
  3. Step 3: Cross multiply
    26,405.47x = 39,580.35 × 9,754.84
  4. Step 4: Simplify right side
    26,405.47x = 386,099,981.39
  5. Step 5: Solve for x
    x = 386,099,981.39/26,405.47
  6. Step 6: Final answer
    x = 14,621.97

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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.