Home / 36,044.08-49,737.87-20,931.94

Finding the Fourth Proportional to 36,044.08, 49,737.87 and 20,931.94

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Solution

The fourth proportional to 36,044.08, 49,737.87 and 20,931.94 is: 28,884.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,044.08 : 49,737.87 = 20,931.94 : x
  2. Step 2: Convert to fraction form
    36,044.08/49,737.87 = 20,931.94/x
  3. Step 3: Cross multiply
    36,044.08x = 49,737.87 × 20,931.94
  4. Step 4: Simplify right side
    36,044.08x = 1,041,110,110.57
  5. Step 5: Solve for x
    x = 1,041,110,110.57/36,044.08
  6. Step 6: Final answer
    x = 28,884.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.