Home / 26,266-36,247.08-19,557.40

Finding the Fourth Proportional to 26,266, 36,247.08 and 19,557.40

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Solution

The fourth proportional to 26,266, 36,247.08 and 19,557.40 is: 26,989.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,266 : 36,247.08 = 19,557.40 : x
  2. Step 2: Convert to fraction form
    26,266/36,247.08 = 19,557.40/x
  3. Step 3: Cross multiply
    26,266x = 36,247.08 × 19,557.40
  4. Step 4: Simplify right side
    26,266x = 708,898,642.39
  5. Step 5: Solve for x
    x = 708,898,642.39/26,266
  6. Step 6: Final answer
    x = 26,989.21

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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.