Home / 53,267.51-79,898.14-19,984.80

Finding the Fourth Proportional to 53,267.51, 79,898.14 and 19,984.80

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Solution

The fourth proportional to 53,267.51, 79,898.14 and 19,984.80 is: 29,976.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,267.51 : 79,898.14 = 19,984.80 : x
  2. Step 2: Convert to fraction form
    53,267.51/79,898.14 = 19,984.80/x
  3. Step 3: Cross multiply
    53,267.51x = 79,898.14 × 19,984.80
  4. Step 4: Simplify right side
    53,267.51x = 1,596,748,348.27
  5. Step 5: Solve for x
    x = 1,596,748,348.27/53,267.51
  6. Step 6: Final answer
    x = 29,976.03

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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.