Home / 26,615.16-36,722.16-19,529.28

Finding the Fourth Proportional to 26,615.16, 36,722.16 and 19,529.28

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Solution

The fourth proportional to 26,615.16, 36,722.16 and 19,529.28 is: 26,945.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,615.16 : 36,722.16 = 19,529.28 : x
  2. Step 2: Convert to fraction form
    26,615.16/36,722.16 = 19,529.28/x
  3. Step 3: Cross multiply
    26,615.16x = 36,722.16 × 19,529.28
  4. Step 4: Simplify right side
    26,615.16x = 717,157,344.84
  5. Step 5: Solve for x
    x = 717,157,344.84/26,615.16
  6. Step 6: Final answer
    x = 26,945.45

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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.