Home / 39,530.91-59,319.72-14,588.49

Finding the Fourth Proportional to 39,530.91, 59,319.72 and 14,588.49

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Solution

The fourth proportional to 39,530.91, 59,319.72 and 14,588.49 is: 21,891.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,530.91 : 59,319.72 = 14,588.49 : x
  2. Step 2: Convert to fraction form
    39,530.91/59,319.72 = 14,588.49/x
  3. Step 3: Cross multiply
    39,530.91x = 59,319.72 × 14,588.49
  4. Step 4: Simplify right side
    39,530.91x = 865,385,142.02
  5. Step 5: Solve for x
    x = 865,385,142.02/39,530.91
  6. Step 6: Final answer
    x = 21,891.35

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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.