Home / 53,181.02-73,389.94-28,982.17

Finding the Fourth Proportional to 53,181.02, 73,389.94 and 28,982.17

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Solution

The fourth proportional to 53,181.02, 73,389.94 and 28,982.17 is: 39,995.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,181.02 : 73,389.94 = 28,982.17 : x
  2. Step 2: Convert to fraction form
    53,181.02/73,389.94 = 28,982.17/x
  3. Step 3: Cross multiply
    53,181.02x = 73,389.94 × 28,982.17
  4. Step 4: Simplify right side
    53,181.02x = 2,126,999,717.37
  5. Step 5: Solve for x
    x = 2,126,999,717.37/53,181.02
  6. Step 6: Final answer
    x = 39,995.47

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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.