Home / 53,655.29-80,484.63-25,578.41

Finding the Fourth Proportional to 53,655.29, 80,484.63 and 25,578.41

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Solution

The fourth proportional to 53,655.29, 80,484.63 and 25,578.41 is: 38,368.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,655.29 : 80,484.63 = 25,578.41 : x
  2. Step 2: Convert to fraction form
    53,655.29/80,484.63 = 25,578.41/x
  3. Step 3: Cross multiply
    53,655.29x = 80,484.63 × 25,578.41
  4. Step 4: Simplify right side
    53,655.29x = 2,058,668,864.84
  5. Step 5: Solve for x
    x = 2,058,668,864.84/53,655.29
  6. Step 6: Final answer
    x = 38,368.42

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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.