Home / 14,263.14-19,670.40-8,958.48

Finding the Fourth Proportional to 14,263.14, 19,670.40 and 8,958.48

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Solution

The fourth proportional to 14,263.14, 19,670.40 and 8,958.48 is: 12,354.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,263.14 : 19,670.40 = 8,958.48 : x
  2. Step 2: Convert to fraction form
    14,263.14/19,670.40 = 8,958.48/x
  3. Step 3: Cross multiply
    14,263.14x = 19,670.40 × 8,958.48
  4. Step 4: Simplify right side
    14,263.14x = 176,216,884.99
  5. Step 5: Solve for x
    x = 176,216,884.99/14,263.14
  6. Step 6: Final answer
    x = 12,354.70

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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.