Home / 36,521.48-50,402.00-20,605.59

Finding the Fourth Proportional to 36,521.48, 50,402.00 and 20,605.59

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Solution

The fourth proportional to 36,521.48, 50,402.00 and 20,605.59 is: 28,437.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,521.48 : 50,402.00 = 20,605.59 : x
  2. Step 2: Convert to fraction form
    36,521.48/50,402.00 = 20,605.59/x
  3. Step 3: Cross multiply
    36,521.48x = 50,402.00 × 20,605.59
  4. Step 4: Simplify right side
    36,521.48x = 1,038,562,998.69
  5. Step 5: Solve for x
    x = 1,038,562,998.69/36,521.48
  6. Step 6: Final answer
    x = 28,437.04

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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.