Home / 26,475.79-36,531.87-17,520.01

Finding the Fourth Proportional to 26,475.79, 36,531.87 and 17,520.01

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Solution

The fourth proportional to 26,475.79, 36,531.87 and 17,520.01 is: 24,174.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,475.79 : 36,531.87 = 17,520.01 : x
  2. Step 2: Convert to fraction form
    26,475.79/36,531.87 = 17,520.01/x
  3. Step 3: Cross multiply
    26,475.79x = 36,531.87 × 17,520.01
  4. Step 4: Simplify right side
    26,475.79x = 640,038,727.72
  5. Step 5: Solve for x
    x = 640,038,727.72/26,475.79
  6. Step 6: Final answer
    x = 24,174.49

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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.