Home / 19,248.88-28,801.40-13,714.96

Finding the Fourth Proportional to 19,248.88, 28,801.40 and 13,714.96

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Solution

The fourth proportional to 19,248.88, 28,801.40 and 13,714.96 is: 20,521.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,248.88 : 28,801.40 = 13,714.96 : x
  2. Step 2: Convert to fraction form
    19,248.88/28,801.40 = 13,714.96/x
  3. Step 3: Cross multiply
    19,248.88x = 28,801.40 × 13,714.96
  4. Step 4: Simplify right side
    19,248.88x = 395,010,048.94
  5. Step 5: Solve for x
    x = 395,010,048.94/19,248.88
  6. Step 6: Final answer
    x = 20,521.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.