Home / 16,782.59-23,161.75-9,613.08

Finding the Fourth Proportional to 16,782.59, 23,161.75 and 9,613.08

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Solution

The fourth proportional to 16,782.59, 23,161.75 and 9,613.08 is: 13,267.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,782.59 : 23,161.75 = 9,613.08 : x
  2. Step 2: Convert to fraction form
    16,782.59/23,161.75 = 9,613.08/x
  3. Step 3: Cross multiply
    16,782.59x = 23,161.75 × 9,613.08
  4. Step 4: Simplify right side
    16,782.59x = 222,655,731.66
  5. Step 5: Solve for x
    x = 222,655,731.66/16,782.59
  6. Step 6: Final answer
    x = 13,267.06

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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.