Home / 13,395.45-20,085.02-5,998.53

Finding the Fourth Proportional to 13,395.45, 20,085.02 and 5,998.53

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Solution

The fourth proportional to 13,395.45, 20,085.02 and 5,998.53 is: 8,994.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,395.45 : 20,085.02 = 5,998.53 : x
  2. Step 2: Convert to fraction form
    13,395.45/20,085.02 = 5,998.53/x
  3. Step 3: Cross multiply
    13,395.45x = 20,085.02 × 5,998.53
  4. Step 4: Simplify right side
    13,395.45x = 120,480,565.03
  5. Step 5: Solve for x
    x = 120,480,565.03/13,395.45
  6. Step 6: Final answer
    x = 8,994.14

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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.