Home / 18,094.49-24,971.09-10,136.78

Finding the Fourth Proportional to 18,094.49, 24,971.09 and 10,136.78

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Solution

The fourth proportional to 18,094.49, 24,971.09 and 10,136.78 is: 13,989.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,094.49 : 24,971.09 = 10,136.78 : x
  2. Step 2: Convert to fraction form
    18,094.49/24,971.09 = 10,136.78/x
  3. Step 3: Cross multiply
    18,094.49x = 24,971.09 × 10,136.78
  4. Step 4: Simplify right side
    18,094.49x = 253,126,270.15
  5. Step 5: Solve for x
    x = 253,126,270.15/18,094.49
  6. Step 6: Final answer
    x = 13,989.14

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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.