Home / 16,278.77-24,421.10-5,184.30

Finding the Fourth Proportional to 16,278.77, 24,421.10 and 5,184.30

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Solution

The fourth proportional to 16,278.77, 24,421.10 and 5,184.30 is: 7,777.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,278.77 : 24,421.10 = 5,184.30 : x
  2. Step 2: Convert to fraction form
    16,278.77/24,421.10 = 5,184.30/x
  3. Step 3: Cross multiply
    16,278.77x = 24,421.10 × 5,184.30
  4. Step 4: Simplify right side
    16,278.77x = 126,606,374.39
  5. Step 5: Solve for x
    x = 126,606,374.39/16,278.77
  6. Step 6: Final answer
    x = 7,777.39

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1.5x scale

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.