Home / 36,718.34-50,675.90-20,807.91

Finding the Fourth Proportional to 36,718.34, 50,675.90 and 20,807.91

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Solution

The fourth proportional to 36,718.34, 50,675.90 and 20,807.91 is: 28,717.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,718.34 : 50,675.90 = 20,807.91 : x
  2. Step 2: Convert to fraction form
    36,718.34/50,675.90 = 20,807.91/x
  3. Step 3: Cross multiply
    36,718.34x = 50,675.90 × 20,807.91
  4. Step 4: Simplify right side
    36,718.34x = 1,054,459,462.33
  5. Step 5: Solve for x
    x = 1,054,459,462.33/36,718.34
  6. Step 6: Final answer
    x = 28,717.52

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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.