Home / 14,967.30-22,421.79-9,109.38

Finding the Fourth Proportional to 14,967.30, 22,421.79 and 9,109.38

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Solution

The fourth proportional to 14,967.30, 22,421.79 and 9,109.38 is: 13,646.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,967.30 : 22,421.79 = 9,109.38 : x
  2. Step 2: Convert to fraction form
    14,967.30/22,421.79 = 9,109.38/x
  3. Step 3: Cross multiply
    14,967.30x = 22,421.79 × 9,109.38
  4. Step 4: Simplify right side
    14,967.30x = 204,248,605.39
  5. Step 5: Solve for x
    x = 204,248,605.39/14,967.30
  6. Step 6: Final answer
    x = 13,646.32

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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.