Home / 31,383.77-47,035.62-14,707.01

Finding the Fourth Proportional to 31,383.77, 47,035.62 and 14,707.01

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Solution

The fourth proportional to 31,383.77, 47,035.62 and 14,707.01 is: 22,041.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,383.77 : 47,035.62 = 14,707.01 : x
  2. Step 2: Convert to fraction form
    31,383.77/47,035.62 = 14,707.01/x
  3. Step 3: Cross multiply
    31,383.77x = 47,035.62 × 14,707.01
  4. Step 4: Simplify right side
    31,383.77x = 691,753,451.29
  5. Step 5: Solve for x
    x = 691,753,451.29/31,383.77
  6. Step 6: Final answer
    x = 22,041.76

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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.