Home / 39,764.59-54,875.25-22,769.10

Finding the Fourth Proportional to 39,764.59, 54,875.25 and 22,769.10

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Solution

The fourth proportional to 39,764.59, 54,875.25 and 22,769.10 is: 31,421.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,764.59 : 54,875.25 = 22,769.10 : x
  2. Step 2: Convert to fraction form
    39,764.59/54,875.25 = 22,769.10/x
  3. Step 3: Cross multiply
    39,764.59x = 54,875.25 × 22,769.10
  4. Step 4: Simplify right side
    39,764.59x = 1,249,460,054.78
  5. Step 5: Solve for x
    x = 1,249,460,054.78/39,764.59
  6. Step 6: Final answer
    x = 31,421.42

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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.