Home / 30,043.31-41,458.64-16,613.51

Finding the Fourth Proportional to 30,043.31, 41,458.64 and 16,613.51

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Solution

The fourth proportional to 30,043.31, 41,458.64 and 16,613.51 is: 22,926.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,043.31 : 41,458.64 = 16,613.51 : x
  2. Step 2: Convert to fraction form
    30,043.31/41,458.64 = 16,613.51/x
  3. Step 3: Cross multiply
    30,043.31x = 41,458.64 × 16,613.51
  4. Step 4: Simplify right side
    30,043.31x = 688,773,239.87
  5. Step 5: Solve for x
    x = 688,773,239.87/30,043.31
  6. Step 6: Final answer
    x = 22,926.01

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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.