Home / 34,117.64-47,083.64-19,777.94

Finding the Fourth Proportional to 34,117.64, 47,083.64 and 19,777.94

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Solution

The fourth proportional to 34,117.64, 47,083.64 and 19,777.94 is: 27,294.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,117.64 : 47,083.64 = 19,777.94 : x
  2. Step 2: Convert to fraction form
    34,117.64/47,083.64 = 19,777.94/x
  3. Step 3: Cross multiply
    34,117.64x = 47,083.64 × 19,777.94
  4. Step 4: Simplify right side
    34,117.64x = 931,217,406.90
  5. Step 5: Solve for x
    x = 931,217,406.90/34,117.64
  6. Step 6: Final answer
    x = 27,294.31

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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.