Home / 26,417.21-39,625.86-19,760.63

Finding the Fourth Proportional to 26,417.21, 39,625.86 and 19,760.63

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Solution

The fourth proportional to 26,417.21, 39,625.86 and 19,760.63 is: 29,640.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,417.21 : 39,625.86 = 19,760.63 : x
  2. Step 2: Convert to fraction form
    26,417.21/39,625.86 = 19,760.63/x
  3. Step 3: Cross multiply
    26,417.21x = 39,625.86 × 19,760.63
  4. Step 4: Simplify right side
    26,417.21x = 783,031,957.89
  5. Step 5: Solve for x
    x = 783,031,957.89/26,417.21
  6. Step 6: Final answer
    x = 29,640.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.