Home / 18,113.76-24,998.29-10,047.81

Finding the Fourth Proportional to 18,113.76, 24,998.29 and 10,047.81

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Solution

The fourth proportional to 18,113.76, 24,998.29 and 10,047.81 is: 13,866.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,113.76 : 24,998.29 = 10,047.81 : x
  2. Step 2: Convert to fraction form
    18,113.76/24,998.29 = 10,047.81/x
  3. Step 3: Cross multiply
    18,113.76x = 24,998.29 × 10,047.81
  4. Step 4: Simplify right side
    18,113.76x = 251,178,136.87
  5. Step 5: Solve for x
    x = 251,178,136.87/18,113.76
  6. Step 6: Final answer
    x = 13,866.70

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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.