Home / 56,996.28-85,495.62-19,556.16

Finding the Fourth Proportional to 56,996.28, 85,495.62 and 19,556.16

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Solution

The fourth proportional to 56,996.28, 85,495.62 and 19,556.16 is: 29,334.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,996.28 : 85,495.62 = 19,556.16 : x
  2. Step 2: Convert to fraction form
    56,996.28/85,495.62 = 19,556.16/x
  3. Step 3: Cross multiply
    56,996.28x = 85,495.62 × 19,556.16
  4. Step 4: Simplify right side
    56,996.28x = 1,671,966,024.02
  5. Step 5: Solve for x
    x = 1,671,966,024.02/56,996.28
  6. Step 6: Final answer
    x = 29,334.65

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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.