Home / 22,526.10-31,083.28-12,453.14

Finding the Fourth Proportional to 22,526.10, 31,083.28 and 12,453.14

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Solution

The fourth proportional to 22,526.10, 31,083.28 and 12,453.14 is: 17,183.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,526.10 : 31,083.28 = 12,453.14 : x
  2. Step 2: Convert to fraction form
    22,526.10/31,083.28 = 12,453.14/x
  3. Step 3: Cross multiply
    22,526.10x = 31,083.28 × 12,453.14
  4. Step 4: Simplify right side
    22,526.10x = 387,084,484.07
  5. Step 5: Solve for x
    x = 387,084,484.07/22,526.10
  6. Step 6: Final answer
    x = 17,183.82

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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.