Home / 32,691.21-49,015.71-13,983.45

Finding the Fourth Proportional to 32,691.21, 49,015.71 and 13,983.45

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Solution

The fourth proportional to 32,691.21, 49,015.71 and 13,983.45 is: 20,966.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,691.21 : 49,015.71 = 13,983.45 : x
  2. Step 2: Convert to fraction form
    32,691.21/49,015.71 = 13,983.45/x
  3. Step 3: Cross multiply
    32,691.21x = 49,015.71 × 13,983.45
  4. Step 4: Simplify right side
    32,691.21x = 685,408,730.00
  5. Step 5: Solve for x
    x = 685,408,730.00/32,691.21
  6. Step 6: Final answer
    x = 20,966.15

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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.