Home / 18,845.78-26,008.53-10,462.22

Finding the Fourth Proportional to 18,845.78, 26,008.53 and 10,462.22

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Solution

The fourth proportional to 18,845.78, 26,008.53 and 10,462.22 is: 14,438.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,845.78 : 26,008.53 = 10,462.22 : x
  2. Step 2: Convert to fraction form
    18,845.78/26,008.53 = 10,462.22/x
  3. Step 3: Cross multiply
    18,845.78x = 26,008.53 × 10,462.22
  4. Step 4: Simplify right side
    18,845.78x = 272,106,962.74
  5. Step 5: Solve for x
    x = 272,106,962.74/18,845.78
  6. Step 6: Final answer
    x = 14,438.62

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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.