Home / 39,490.47-59,261.49-14,530.77

Finding the Fourth Proportional to 39,490.47, 59,261.49 and 14,530.77

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Solution

The fourth proportional to 39,490.47, 59,261.49 and 14,530.77 is: 21,805.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,490.47 : 59,261.49 = 14,530.77 : x
  2. Step 2: Convert to fraction form
    39,490.47/59,261.49 = 14,530.77/x
  3. Step 3: Cross multiply
    39,490.47x = 59,261.49 × 14,530.77
  4. Step 4: Simplify right side
    39,490.47x = 861,115,081.05
  5. Step 5: Solve for x
    x = 861,115,081.05/39,490.47
  6. Step 6: Final answer
    x = 21,805.64

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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.