Home / 53,089.71-79,653.68-26,774.64

Finding the Fourth Proportional to 53,089.71, 79,653.68 and 26,774.64

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Solution

The fourth proportional to 53,089.71, 79,653.68 and 26,774.64 is: 40,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,089.71 : 79,653.68 = 26,774.64 : x
  2. Step 2: Convert to fraction form
    53,089.71/79,653.68 = 26,774.64/x
  3. Step 3: Cross multiply
    53,089.71x = 79,653.68 × 26,774.64
  4. Step 4: Simplify right side
    53,089.71x = 2,132,698,472.80
  5. Step 5: Solve for x
    x = 2,132,698,472.80/53,089.71
  6. Step 6: Final answer
    x = 40,171.60

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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.