Home / 27,492.42-37,948.68-19,557.66

Finding the Fourth Proportional to 27,492.42, 37,948.68 and 19,557.66

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Solution

The fourth proportional to 27,492.42, 37,948.68 and 19,557.66 is: 26,996.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,492.42 : 37,948.68 = 19,557.66 : x
  2. Step 2: Convert to fraction form
    27,492.42/37,948.68 = 19,557.66/x
  3. Step 3: Cross multiply
    27,492.42x = 37,948.68 × 19,557.66
  4. Step 4: Simplify right side
    27,492.42x = 742,187,380.89
  5. Step 5: Solve for x
    x = 742,187,380.89/27,492.42
  6. Step 6: Final answer
    x = 26,996.07

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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.