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Finding the Fourth Proportional to 18,482.63, 25,506.05 and 10,099.13

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Solution

The fourth proportional to 18,482.63, 25,506.05 and 10,099.13 is: 13,936.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,482.63 : 25,506.05 = 10,099.13 : x
  2. Step 2: Convert to fraction form
    18,482.63/25,506.05 = 10,099.13/x
  3. Step 3: Cross multiply
    18,482.63x = 25,506.05 × 10,099.13
  4. Step 4: Simplify right side
    18,482.63x = 257,588,736.71
  5. Step 5: Solve for x
    x = 257,588,736.71/18,482.63
  6. Step 6: Final answer
    x = 13,936.80

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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.