Home / 45,616.52-68,424.30-14,451.77

Finding the Fourth Proportional to 45,616.52, 68,424.30 and 14,451.77

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Solution

The fourth proportional to 45,616.52, 68,424.30 and 14,451.77 is: 21,677.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,616.52 : 68,424.30 = 14,451.77 : x
  2. Step 2: Convert to fraction form
    45,616.52/68,424.30 = 14,451.77/x
  3. Step 3: Cross multiply
    45,616.52x = 68,424.30 × 14,451.77
  4. Step 4: Simplify right side
    45,616.52x = 988,851,903.89
  5. Step 5: Solve for x
    x = 988,851,903.89/45,616.52
  6. Step 6: Final answer
    x = 21,677.50

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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.