Home / 20,373.36-30,567.92-7,225.84

Finding the Fourth Proportional to 20,373.36, 30,567.92 and 7,225.84

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Solution

The fourth proportional to 20,373.36, 30,567.92 and 7,225.84 is: 10,841.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,373.36 : 30,567.92 = 7,225.84 : x
  2. Step 2: Convert to fraction form
    20,373.36/30,567.92 = 7,225.84/x
  3. Step 3: Cross multiply
    20,373.36x = 30,567.92 × 7,225.84
  4. Step 4: Simplify right side
    20,373.36x = 220,878,899.05
  5. Step 5: Solve for x
    x = 220,878,899.05/20,373.36
  6. Step 6: Final answer
    x = 10,841.55

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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.