Home / 28,514.43-39,358.31-16,582.32

Finding the Fourth Proportional to 28,514.43, 39,358.31 and 16,582.32

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Solution

The fourth proportional to 28,514.43, 39,358.31 and 16,582.32 is: 22,888.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,514.43 : 39,358.31 = 16,582.32 : x
  2. Step 2: Convert to fraction form
    28,514.43/39,358.31 = 16,582.32/x
  3. Step 3: Cross multiply
    28,514.43x = 39,358.31 × 16,582.32
  4. Step 4: Simplify right side
    28,514.43x = 652,652,008.17
  5. Step 5: Solve for x
    x = 652,652,008.17/28,514.43
  6. Step 6: Final answer
    x = 22,888.48

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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.