Home / 27,447.50-37,898.88-21,063.98

Finding the Fourth Proportional to 27,447.50, 37,898.88 and 21,063.98

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Solution

The fourth proportional to 27,447.50, 37,898.88 and 21,063.98 is: 29,084.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,447.50 : 37,898.88 = 21,063.98 : x
  2. Step 2: Convert to fraction form
    27,447.50/37,898.88 = 21,063.98/x
  3. Step 3: Cross multiply
    27,447.50x = 37,898.88 × 21,063.98
  4. Step 4: Simplify right side
    27,447.50x = 798,301,250.34
  5. Step 5: Solve for x
    x = 798,301,250.34/27,447.50
  6. Step 6: Final answer
    x = 29,084.66

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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.