Home / 14,803.93-20,428.55-8,088.22

Finding the Fourth Proportional to 14,803.93, 20,428.55 and 8,088.22

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Solution

The fourth proportional to 14,803.93, 20,428.55 and 8,088.22 is: 11,161.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,803.93 : 20,428.55 = 8,088.22 : x
  2. Step 2: Convert to fraction form
    14,803.93/20,428.55 = 8,088.22/x
  3. Step 3: Cross multiply
    14,803.93x = 20,428.55 × 8,088.22
  4. Step 4: Simplify right side
    14,803.93x = 165,230,667.60
  5. Step 5: Solve for x
    x = 165,230,667.60/14,803.93
  6. Step 6: Final answer
    x = 11,161.27

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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.