Home / 27,522.29-37,980.90-15,587.94

Finding the Fourth Proportional to 27,522.29, 37,980.90 and 15,587.94

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Solution

The fourth proportional to 27,522.29, 37,980.90 and 15,587.94 is: 21,511.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,522.29 : 37,980.90 = 15,587.94 : x
  2. Step 2: Convert to fraction form
    27,522.29/37,980.90 = 15,587.94/x
  3. Step 3: Cross multiply
    27,522.29x = 37,980.90 × 15,587.94
  4. Step 4: Simplify right side
    27,522.29x = 592,043,990.35
  5. Step 5: Solve for x
    x = 592,043,990.35/27,522.29
  6. Step 6: Final answer
    x = 21,511.44

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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.