Home / 34,553.74-47,686.58-19,447.86

Finding the Fourth Proportional to 34,553.74, 47,686.58 and 19,447.86

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Solution

The fourth proportional to 34,553.74, 47,686.58 and 19,447.86 is: 26,839.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,553.74 : 47,686.58 = 19,447.86 : x
  2. Step 2: Convert to fraction form
    34,553.74/47,686.58 = 19,447.86/x
  3. Step 3: Cross multiply
    34,553.74x = 47,686.58 × 19,447.86
  4. Step 4: Simplify right side
    34,553.74x = 927,401,931.72
  5. Step 5: Solve for x
    x = 927,401,931.72/34,553.74
  6. Step 6: Final answer
    x = 26,839.41

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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.