Home / 27,770.01-38,322.84-16,440.14

Finding the Fourth Proportional to 27,770.01, 38,322.84 and 16,440.14

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Solution

The fourth proportional to 27,770.01, 38,322.84 and 16,440.14 is: 22,687.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,770.01 : 38,322.84 = 16,440.14 : x
  2. Step 2: Convert to fraction form
    27,770.01/38,322.84 = 16,440.14/x
  3. Step 3: Cross multiply
    27,770.01x = 38,322.84 × 16,440.14
  4. Step 4: Simplify right side
    27,770.01x = 630,032,663.18
  5. Step 5: Solve for x
    x = 630,032,663.18/27,770.01
  6. Step 6: Final answer
    x = 22,687.52

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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.