Home / 26,784.34-36,962.10-15,453.70

Finding the Fourth Proportional to 26,784.34, 36,962.10 and 15,453.70

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Solution

The fourth proportional to 26,784.34, 36,962.10 and 15,453.70 is: 21,325.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,784.34 : 36,962.10 = 15,453.70 : x
  2. Step 2: Convert to fraction form
    26,784.34/36,962.10 = 15,453.70/x
  3. Step 3: Cross multiply
    26,784.34x = 36,962.10 × 15,453.70
  4. Step 4: Simplify right side
    26,784.34x = 571,201,112.36
  5. Step 5: Solve for x
    x = 571,201,112.36/26,784.34
  6. Step 6: Final answer
    x = 21,325.94

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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.