Home / 31,484.28-47,226.81-9,297.96

Finding the Fourth Proportional to 31,484.28, 47,226.81 and 9,297.96

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Solution

The fourth proportional to 31,484.28, 47,226.81 and 9,297.96 is: 13,947.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,484.28 : 47,226.81 = 9,297.96 : x
  2. Step 2: Convert to fraction form
    31,484.28/47,226.81 = 9,297.96/x
  3. Step 3: Cross multiply
    31,484.28x = 47,226.81 × 9,297.96
  4. Step 4: Simplify right side
    31,484.28x = 439,112,990.31
  5. Step 5: Solve for x
    x = 439,112,990.31/31,484.28
  6. Step 6: Final answer
    x = 13,947.06

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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.