Home / 19,340.81-26,691.06-10,842.99

Finding the Fourth Proportional to 19,340.81, 26,691.06 and 10,842.99

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Solution

The fourth proportional to 19,340.81, 26,691.06 and 10,842.99 is: 14,963.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,340.81 : 26,691.06 = 10,842.99 : x
  2. Step 2: Convert to fraction form
    19,340.81/26,691.06 = 10,842.99/x
  3. Step 3: Cross multiply
    19,340.81x = 26,691.06 × 10,842.99
  4. Step 4: Simplify right side
    19,340.81x = 289,410,896.67
  5. Step 5: Solve for x
    x = 289,410,896.67/19,340.81
  6. Step 6: Final answer
    x = 14,963.74

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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.