Home / 18,880.02-26,053.84-10,382.14

Finding the Fourth Proportional to 18,880.02, 26,053.84 and 10,382.14

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Solution

The fourth proportional to 18,880.02, 26,053.84 and 10,382.14 is: 14,327.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,880.02 : 26,053.84 = 10,382.14 : x
  2. Step 2: Convert to fraction form
    18,880.02/26,053.84 = 10,382.14/x
  3. Step 3: Cross multiply
    18,880.02x = 26,053.84 × 10,382.14
  4. Step 4: Simplify right side
    18,880.02x = 270,494,614.42
  5. Step 5: Solve for x
    x = 270,494,614.42/18,880.02
  6. Step 6: Final answer
    x = 14,327.03

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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.