Home / 13,484.83-20,200.55-6,359.31

Finding the Fourth Proportional to 13,484.83, 20,200.55 and 6,359.31

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Solution

The fourth proportional to 13,484.83, 20,200.55 and 6,359.31 is: 9,526.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484.83 : 20,200.55 = 6,359.31 : x
  2. Step 2: Convert to fraction form
    13,484.83/20,200.55 = 6,359.31/x
  3. Step 3: Cross multiply
    13,484.83x = 20,200.55 × 6,359.31
  4. Step 4: Simplify right side
    13,484.83x = 128,461,559.62
  5. Step 5: Solve for x
    x = 128,461,559.62/13,484.83
  6. Step 6: Final answer
    x = 9,526.38

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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.