Home / 36,720.95-55,089.52-13,347.38

Finding the Fourth Proportional to 36,720.95, 55,089.52 and 13,347.38

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Solution

The fourth proportional to 36,720.95, 55,089.52 and 13,347.38 is: 20,024.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,720.95 : 55,089.52 = 13,347.38 : x
  2. Step 2: Convert to fraction form
    36,720.95/55,089.52 = 13,347.38/x
  3. Step 3: Cross multiply
    36,720.95x = 55,089.52 × 13,347.38
  4. Step 4: Simplify right side
    36,720.95x = 735,300,861.81
  5. Step 5: Solve for x
    x = 735,300,861.81/36,720.95
  6. Step 6: Final answer
    x = 20,024.02

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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.