Home / 53,484.19-73,805.25-29,280.47

Finding the Fourth Proportional to 53,484.19, 73,805.25 and 29,280.47

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Solution

The fourth proportional to 53,484.19, 73,805.25 and 29,280.47 is: 40,405.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,484.19 : 73,805.25 = 29,280.47 : x
  2. Step 2: Convert to fraction form
    53,484.19/73,805.25 = 29,280.47/x
  3. Step 3: Cross multiply
    53,484.19x = 73,805.25 × 29,280.47
  4. Step 4: Simplify right side
    53,484.19x = 2,161,052,408.47
  5. Step 5: Solve for x
    x = 2,161,052,408.47/53,484.19
  6. Step 6: Final answer
    x = 40,405.44

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1.5x scale

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.