Home / 39,649.76-54,717.36-22,883.36

Finding the Fourth Proportional to 39,649.76, 54,717.36 and 22,883.36

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Solution

The fourth proportional to 39,649.76, 54,717.36 and 22,883.36 is: 31,579.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,649.76 : 54,717.36 = 22,883.36 : x
  2. Step 2: Convert to fraction form
    39,649.76/54,717.36 = 22,883.36/x
  3. Step 3: Cross multiply
    39,649.76x = 54,717.36 × 22,883.36
  4. Step 4: Simplify right side
    39,649.76x = 1,252,117,047.13
  5. Step 5: Solve for x
    x = 1,252,117,047.13/39,649.76
  6. Step 6: Final answer
    x = 31,579.44

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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.