Home / 16,685.60-23,026.64-9,613.44

Finding the Fourth Proportional to 16,685.60, 23,026.64 and 9,613.44

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Solution

The fourth proportional to 16,685.60, 23,026.64 and 9,613.44 is: 13,266.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,685.60 : 23,026.64 = 9,613.44 : x
  2. Step 2: Convert to fraction form
    16,685.60/23,026.64 = 9,613.44/x
  3. Step 3: Cross multiply
    16,685.60x = 23,026.64 × 9,613.44
  4. Step 4: Simplify right side
    16,685.60x = 221,365,222.04
  5. Step 5: Solve for x
    x = 221,365,222.04/16,685.60
  6. Step 6: Final answer
    x = 13,266.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.