Home / 13,613.24-20,426.58-6,599.16

Finding the Fourth Proportional to 13,613.24, 20,426.58 and 6,599.16

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Solution

The fourth proportional to 13,613.24, 20,426.58 and 6,599.16 is: 9,902.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,613.24 : 20,426.58 = 6,599.16 : x
  2. Step 2: Convert to fraction form
    13,613.24/20,426.58 = 6,599.16/x
  3. Step 3: Cross multiply
    13,613.24x = 20,426.58 × 6,599.16
  4. Step 4: Simplify right side
    13,613.24x = 134,798,269.67
  5. Step 5: Solve for x
    x = 134,798,269.67/13,613.24
  6. Step 6: Final answer
    x = 9,902.00

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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.