Home / 32,845.77-49,305.51-13,138.07

Finding the Fourth Proportional to 32,845.77, 49,305.51 and 13,138.07

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Solution

The fourth proportional to 32,845.77, 49,305.51 and 13,138.07 is: 19,721.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,845.77 : 49,305.51 = 13,138.07 : x
  2. Step 2: Convert to fraction form
    32,845.77/49,305.51 = 13,138.07/x
  3. Step 3: Cross multiply
    32,845.77x = 49,305.51 × 13,138.07
  4. Step 4: Simplify right side
    32,845.77x = 647,778,995.24
  5. Step 5: Solve for x
    x = 647,778,995.24/32,845.77
  6. Step 6: Final answer
    x = 19,721.84

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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.