Home / 14,276.42-19,710.39-9,174.00

Finding the Fourth Proportional to 14,276.42, 19,710.39 and 9,174.00

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Solution

The fourth proportional to 14,276.42, 19,710.39 and 9,174.00 is: 12,665.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,276.42 : 19,710.39 = 9,174.00 : x
  2. Step 2: Convert to fraction form
    14,276.42/19,710.39 = 9,174.00/x
  3. Step 3: Cross multiply
    14,276.42x = 19,710.39 × 9,174.00
  4. Step 4: Simplify right side
    14,276.42x = 180,823,009.54
  5. Step 5: Solve for x
    x = 180,823,009.54/14,276.42
  6. Step 6: Final answer
    x = 12,665.86

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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.