Home / 47,995.48-66,189.10-31,834.36

Finding the Fourth Proportional to 47,995.48, 66,189.10 and 31,834.36

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Solution

The fourth proportional to 47,995.48, 66,189.10 and 31,834.36 is: 43,901.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,995.48 : 66,189.10 = 31,834.36 : x
  2. Step 2: Convert to fraction form
    47,995.48/66,189.10 = 31,834.36/x
  3. Step 3: Cross multiply
    47,995.48x = 66,189.10 × 31,834.36
  4. Step 4: Simplify right side
    47,995.48x = 2,107,087,637.48
  5. Step 5: Solve for x
    x = 2,107,087,637.48/47,995.48
  6. Step 6: Final answer
    x = 43,901.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.