Home / 23,053.68-31,782-19,483.44

Finding the Fourth Proportional to 23,053.68, 31,782 and 19,483.44

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Solution

The fourth proportional to 23,053.68, 31,782 and 19,483.44 is: 26,860.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,053.68 : 31,782 = 19,483.44 : x
  2. Step 2: Convert to fraction form
    23,053.68/31,782 = 19,483.44/x
  3. Step 3: Cross multiply
    23,053.68x = 31,782 × 19,483.44
  4. Step 4: Simplify right side
    23,053.68x = 619,222,690.08
  5. Step 5: Solve for x
    x = 619,222,690.08/23,053.68
  6. Step 6: Final answer
    x = 26,860.04

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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.