Home / 14,677.96-20,248.05-9,291.26

Finding the Fourth Proportional to 14,677.96, 20,248.05 and 9,291.26

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Solution

The fourth proportional to 14,677.96, 20,248.05 and 9,291.26 is: 12,817.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,677.96 : 20,248.05 = 9,291.26 : x
  2. Step 2: Convert to fraction form
    14,677.96/20,248.05 = 9,291.26/x
  3. Step 3: Cross multiply
    14,677.96x = 20,248.05 × 9,291.26
  4. Step 4: Simplify right side
    14,677.96x = 188,129,842.48
  5. Step 5: Solve for x
    x = 188,129,842.48/14,677.96
  6. Step 6: Final answer
    x = 12,817.17

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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.