Home / 29,199.79-43,803.20-13,613.77

Finding the Fourth Proportional to 29,199.79, 43,803.20 and 13,613.77

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Solution

The fourth proportional to 29,199.79, 43,803.20 and 13,613.77 is: 20,422.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,199.79 : 43,803.20 = 13,613.77 : x
  2. Step 2: Convert to fraction form
    29,199.79/43,803.20 = 13,613.77/x
  3. Step 3: Cross multiply
    29,199.79x = 43,803.20 × 13,613.77
  4. Step 4: Simplify right side
    29,199.79x = 596,326,690.06
  5. Step 5: Solve for x
    x = 596,326,690.06/29,199.79
  6. Step 6: Final answer
    x = 20,422.29

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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.