Home / 39,625.83-59,438.15-9,640.35

Finding the Fourth Proportional to 39,625.83, 59,438.15 and 9,640.35

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Solution

The fourth proportional to 39,625.83, 59,438.15 and 9,640.35 is: 14,460.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,625.83 : 59,438.15 = 9,640.35 : x
  2. Step 2: Convert to fraction form
    39,625.83/59,438.15 = 9,640.35/x
  3. Step 3: Cross multiply
    39,625.83x = 59,438.15 × 9,640.35
  4. Step 4: Simplify right side
    39,625.83x = 573,004,521.15
  5. Step 5: Solve for x
    x = 573,004,521.15/39,625.83
  6. Step 6: Final answer
    x = 14,460.38

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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.