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Finding the Fourth Proportional to 14,698.69, 20,306.98 and 14,587.97

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Solution

The fourth proportional to 14,698.69, 20,306.98 and 14,587.97 is: 20,154.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,698.69 : 20,306.98 = 14,587.97 : x
  2. Step 2: Convert to fraction form
    14,698.69/20,306.98 = 14,587.97/x
  3. Step 3: Cross multiply
    14,698.69x = 20,306.98 × 14,587.97
  4. Step 4: Simplify right side
    14,698.69x = 296,237,662.04
  5. Step 5: Solve for x
    x = 296,237,662.04/14,698.69
  6. Step 6: Final answer
    x = 20,154.02

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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.