Home / 18,158.96-25,056.63-10,199.66

Finding the Fourth Proportional to 18,158.96, 25,056.63 and 10,199.66

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Solution

The fourth proportional to 18,158.96, 25,056.63 and 10,199.66 is: 14,073.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,158.96 : 25,056.63 = 10,199.66 : x
  2. Step 2: Convert to fraction form
    18,158.96/25,056.63 = 10,199.66/x
  3. Step 3: Cross multiply
    18,158.96x = 25,056.63 × 10,199.66
  4. Step 4: Simplify right side
    18,158.96x = 255,569,106.75
  5. Step 5: Solve for x
    x = 255,569,106.75/18,158.96
  6. Step 6: Final answer
    x = 14,073.99

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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.