Home / 34,892.86-48,151.14-18,977.56

Finding the Fourth Proportional to 34,892.86, 48,151.14 and 18,977.56

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Solution

The fourth proportional to 34,892.86, 48,151.14 and 18,977.56 is: 26,188.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,892.86 : 48,151.14 = 18,977.56 : x
  2. Step 2: Convert to fraction form
    34,892.86/48,151.14 = 18,977.56/x
  3. Step 3: Cross multiply
    34,892.86x = 48,151.14 × 18,977.56
  4. Step 4: Simplify right side
    34,892.86x = 913,791,148.42
  5. Step 5: Solve for x
    x = 913,791,148.42/34,892.86
  6. Step 6: Final answer
    x = 26,188.49

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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.