Home / 56,612.00-84,918-25,410.80

Finding the Fourth Proportional to 56,612.00, 84,918 and 25,410.80

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Solution

The fourth proportional to 56,612.00, 84,918 and 25,410.80 is: 38,116.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,612.00 : 84,918 = 25,410.80 : x
  2. Step 2: Convert to fraction form
    56,612.00/84,918 = 25,410.80/x
  3. Step 3: Cross multiply
    56,612.00x = 84,918 × 25,410.80
  4. Step 4: Simplify right side
    56,612.00x = 2,157,833,889.81
  5. Step 5: Solve for x
    x = 2,157,833,889.81/56,612.00
  6. Step 6: Final answer
    x = 38,116.20

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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.