Home / 56,327.32-84,492.56-21,259.16

Finding the Fourth Proportional to 56,327.32, 84,492.56 and 21,259.16

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Solution

The fourth proportional to 56,327.32, 84,492.56 and 21,259.16 is: 31,889.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,327.32 : 84,492.56 = 21,259.16 : x
  2. Step 2: Convert to fraction form
    56,327.32/84,492.56 = 21,259.16/x
  3. Step 3: Cross multiply
    56,327.32x = 84,492.56 × 21,259.16
  4. Step 4: Simplify right side
    56,327.32x = 1,796,240,851.85
  5. Step 5: Solve for x
    x = 1,796,240,851.85/56,327.32
  6. Step 6: Final answer
    x = 31,889.34

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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.