Home / 22,537.08-31,100.60-12,465.28

Finding the Fourth Proportional to 22,537.08, 31,100.60 and 12,465.28

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Solution

The fourth proportional to 22,537.08, 31,100.60 and 12,465.28 is: 17,201.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,537.08 : 31,100.60 = 12,465.28 : x
  2. Step 2: Convert to fraction form
    22,537.08/31,100.60 = 12,465.28/x
  3. Step 3: Cross multiply
    22,537.08x = 31,100.60 × 12,465.28
  4. Step 4: Simplify right side
    22,537.08x = 387,677,687.17
  5. Step 5: Solve for x
    x = 387,677,687.17/22,537.08
  6. Step 6: Final answer
    x = 17,201.77

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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.