Home / 20,053.08-30,065.94-10,173.30

Finding the Fourth Proportional to 20,053.08, 30,065.94 and 10,173.30

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Solution

The fourth proportional to 20,053.08, 30,065.94 and 10,173.30 is: 15,253.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,053.08 : 30,065.94 = 10,173.30 : x
  2. Step 2: Convert to fraction form
    20,053.08/30,065.94 = 10,173.30/x
  3. Step 3: Cross multiply
    20,053.08x = 30,065.94 × 10,173.30
  4. Step 4: Simplify right side
    20,053.08x = 305,869,827.40
  5. Step 5: Solve for x
    x = 305,869,827.40/20,053.08
  6. Step 6: Final answer
    x = 15,253.01

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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.