Home / 31,995.14-48,001.93-9,811.79

Finding the Fourth Proportional to 31,995.14, 48,001.93 and 9,811.79

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Solution

The fourth proportional to 31,995.14, 48,001.93 and 9,811.79 is: 14,720.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,995.14 : 48,001.93 = 9,811.79 : x
  2. Step 2: Convert to fraction form
    31,995.14/48,001.93 = 9,811.79/x
  3. Step 3: Cross multiply
    31,995.14x = 48,001.93 × 9,811.79
  4. Step 4: Simplify right side
    31,995.14x = 470,984,616.75
  5. Step 5: Solve for x
    x = 470,984,616.75/31,995.14
  6. Step 6: Final answer
    x = 14,720.50

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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.