Home / 19,032.21-26,264.79-11,865.06

Finding the Fourth Proportional to 19,032.21, 26,264.79 and 11,865.06

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Solution

The fourth proportional to 19,032.21, 26,264.79 and 11,865.06 is: 16,373.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,032.21 : 26,264.79 = 11,865.06 : x
  2. Step 2: Convert to fraction form
    19,032.21/26,264.79 = 11,865.06/x
  3. Step 3: Cross multiply
    19,032.21x = 26,264.79 × 11,865.06
  4. Step 4: Simplify right side
    19,032.21x = 311,633,309.24
  5. Step 5: Solve for x
    x = 311,633,309.24/19,032.21
  6. Step 6: Final answer
    x = 16,373.99

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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.