Home / 28,714.49-39,625.80-15,967.47

Finding the Fourth Proportional to 28,714.49, 39,625.80 and 15,967.47

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Solution

The fourth proportional to 28,714.49, 39,625.80 and 15,967.47 is: 22,035.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,714.49 : 39,625.80 = 15,967.47 : x
  2. Step 2: Convert to fraction form
    28,714.49/39,625.80 = 15,967.47/x
  3. Step 3: Cross multiply
    28,714.49x = 39,625.80 × 15,967.47
  4. Step 4: Simplify right side
    28,714.49x = 632,723,772.73
  5. Step 5: Solve for x
    x = 632,723,772.73/28,714.49
  6. Step 6: Final answer
    x = 22,035.00

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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.