Home / 33,140.48-45,743.94-19,715.94

Finding the Fourth Proportional to 33,140.48, 45,743.94 and 19,715.94

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Solution

The fourth proportional to 33,140.48, 45,743.94 and 19,715.94 is: 27,214.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,140.48 : 45,743.94 = 19,715.94 : x
  2. Step 2: Convert to fraction form
    33,140.48/45,743.94 = 19,715.94/x
  3. Step 3: Cross multiply
    33,140.48x = 45,743.94 × 19,715.94
  4. Step 4: Simplify right side
    33,140.48x = 901,884,776.40
  5. Step 5: Solve for x
    x = 901,884,776.40/33,140.48
  6. Step 6: Final answer
    x = 27,214.00

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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.