Home / 19,001.86-28,494.59-7,306.88

Finding the Fourth Proportional to 19,001.86, 28,494.59 and 7,306.88

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Solution

The fourth proportional to 19,001.86, 28,494.59 and 7,306.88 is: 10,957.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,001.86 : 28,494.59 = 7,306.88 : x
  2. Step 2: Convert to fraction form
    19,001.86/28,494.59 = 7,306.88/x
  3. Step 3: Cross multiply
    19,001.86x = 28,494.59 × 7,306.88
  4. Step 4: Simplify right side
    19,001.86x = 208,206,370.77
  5. Step 5: Solve for x
    x = 208,206,370.77/19,001.86
  6. Step 6: Final answer
    x = 10,957.16

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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.