Home / 56,091.84-84,152.64-16,649.28

Finding the Fourth Proportional to 56,091.84, 84,152.64 and 16,649.28

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Solution

The fourth proportional to 56,091.84, 84,152.64 and 16,649.28 is: 24,978.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,091.84 : 84,152.64 = 16,649.28 : x
  2. Step 2: Convert to fraction form
    56,091.84/84,152.64 = 16,649.28/x
  3. Step 3: Cross multiply
    56,091.84x = 84,152.64 × 16,649.28
  4. Step 4: Simplify right side
    56,091.84x = 1,401,080,866.10
  5. Step 5: Solve for x
    x = 1,401,080,866.10/56,091.84
  6. Step 6: Final answer
    x = 24,978.34

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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.