Home / 26,535.95-36,615.43-15,203.26

Finding the Fourth Proportional to 26,535.95, 36,615.43 and 15,203.26

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Solution

The fourth proportional to 26,535.95, 36,615.43 and 15,203.26 is: 20,978.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,535.95 : 36,615.43 = 15,203.26 : x
  2. Step 2: Convert to fraction form
    26,535.95/36,615.43 = 15,203.26/x
  3. Step 3: Cross multiply
    26,535.95x = 36,615.43 × 15,203.26
  4. Step 4: Simplify right side
    26,535.95x = 556,673,772.76
  5. Step 5: Solve for x
    x = 556,673,772.76/26,535.95
  6. Step 6: Final answer
    x = 20,978.10

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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.