Home / 39,659.03-54,728.94-22,663.08

Finding the Fourth Proportional to 39,659.03, 54,728.94 and 22,663.08

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Solution

The fourth proportional to 39,659.03, 54,728.94 and 22,663.08 is: 31,274.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,659.03 : 54,728.94 = 22,663.08 : x
  2. Step 2: Convert to fraction form
    39,659.03/54,728.94 = 22,663.08/x
  3. Step 3: Cross multiply
    39,659.03x = 54,728.94 × 22,663.08
  4. Step 4: Simplify right side
    39,659.03x = 1,240,326,430.52
  5. Step 5: Solve for x
    x = 1,240,326,430.52/39,659.03
  6. Step 6: Final answer
    x = 31,274.76

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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.