Home / 32,801.08-49,172.40-12,019.72

Finding the Fourth Proportional to 32,801.08, 49,172.40 and 12,019.72

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Solution

The fourth proportional to 32,801.08, 49,172.40 and 12,019.72 is: 18,018.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,801.08 : 49,172.40 = 12,019.72 : x
  2. Step 2: Convert to fraction form
    32,801.08/49,172.40 = 12,019.72/x
  3. Step 3: Cross multiply
    32,801.08x = 49,172.40 × 12,019.72
  4. Step 4: Simplify right side
    32,801.08x = 591,038,479.73
  5. Step 5: Solve for x
    x = 591,038,479.73/32,801.08
  6. Step 6: Final answer
    x = 18,018.87

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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.