Home / 33,239.04-49,868.64-12,465.60

Finding the Fourth Proportional to 33,239.04, 49,868.64 and 12,465.60

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Solution

The fourth proportional to 33,239.04, 49,868.64 and 12,465.60 is: 18,702.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,239.04 : 49,868.64 = 12,465.60 : x
  2. Step 2: Convert to fraction form
    33,239.04/49,868.64 = 12,465.60/x
  3. Step 3: Cross multiply
    33,239.04x = 49,868.64 × 12,465.60
  4. Step 4: Simplify right side
    33,239.04x = 621,642,518.78
  5. Step 5: Solve for x
    x = 621,642,518.78/33,239.04
  6. Step 6: Final answer
    x = 18,702.18

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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.