Home / 26,153.84-36,089.60-15,541.43

Finding the Fourth Proportional to 26,153.84, 36,089.60 and 15,541.43

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Solution

The fourth proportional to 26,153.84, 36,089.60 and 15,541.43 is: 21,445.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,153.84 : 36,089.60 = 15,541.43 : x
  2. Step 2: Convert to fraction form
    26,153.84/36,089.60 = 15,541.43/x
  3. Step 3: Cross multiply
    26,153.84x = 36,089.60 × 15,541.43
  4. Step 4: Simplify right side
    26,153.84x = 560,883,733.97
  5. Step 5: Solve for x
    x = 560,883,733.97/26,153.84
  6. Step 6: Final answer
    x = 21,445.56

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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.