Home / 56,264.18-84,400.72-18,824.45

Finding the Fourth Proportional to 56,264.18, 84,400.72 and 18,824.45

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Solution

The fourth proportional to 56,264.18, 84,400.72 and 18,824.45 is: 28,238.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,264.18 : 84,400.72 = 18,824.45 : x
  2. Step 2: Convert to fraction form
    56,264.18/84,400.72 = 18,824.45/x
  3. Step 3: Cross multiply
    56,264.18x = 84,400.72 × 18,824.45
  4. Step 4: Simplify right side
    56,264.18x = 1,588,796,664.54
  5. Step 5: Solve for x
    x = 1,588,796,664.54/56,264.18
  6. Step 6: Final answer
    x = 28,238.16

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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.