Home / 18,035.15-24,887.40-10,077.98

Finding the Fourth Proportional to 18,035.15, 24,887.40 and 10,077.98

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Solution

The fourth proportional to 18,035.15, 24,887.40 and 10,077.98 is: 13,906.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,035.15 : 24,887.40 = 10,077.98 : x
  2. Step 2: Convert to fraction form
    18,035.15/24,887.40 = 10,077.98/x
  3. Step 3: Cross multiply
    18,035.15x = 24,887.40 × 10,077.98
  4. Step 4: Simplify right side
    18,035.15x = 250,814,719.45
  5. Step 5: Solve for x
    x = 250,814,719.45/18,035.15
  6. Step 6: Final answer
    x = 13,906.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.