Home / 14,146.98-19,526.58-9,358.80

Finding the Fourth Proportional to 14,146.98, 19,526.58 and 9,358.80

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Solution

The fourth proportional to 14,146.98, 19,526.58 and 9,358.80 is: 12,917.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,146.98 : 19,526.58 = 9,358.80 : x
  2. Step 2: Convert to fraction form
    14,146.98/19,526.58 = 9,358.80/x
  3. Step 3: Cross multiply
    14,146.98x = 19,526.58 × 9,358.80
  4. Step 4: Simplify right side
    14,146.98x = 182,745,356.90
  5. Step 5: Solve for x
    x = 182,745,356.90/14,146.98
  6. Step 6: Final answer
    x = 12,917.62

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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.