Home / 39,041.36-58,488.56-19,296.80

Finding the Fourth Proportional to 39,041.36, 58,488.56 and 19,296.80

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Solution

The fourth proportional to 39,041.36, 58,488.56 and 19,296.80 is: 28,908.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,041.36 : 58,488.56 = 19,296.80 : x
  2. Step 2: Convert to fraction form
    39,041.36/58,488.56 = 19,296.80/x
  3. Step 3: Cross multiply
    39,041.36x = 58,488.56 × 19,296.80
  4. Step 4: Simplify right side
    39,041.36x = 1,128,642,044.61
  5. Step 5: Solve for x
    x = 1,128,642,044.61/39,041.36
  6. Step 6: Final answer
    x = 28,908.88

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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.