Home / 26,762.73-36,925.02-15,431.33

Finding the Fourth Proportional to 26,762.73, 36,925.02 and 15,431.33

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Solution

The fourth proportional to 26,762.73, 36,925.02 and 15,431.33 is: 21,290.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,762.73 : 36,925.02 = 15,431.33 : x
  2. Step 2: Convert to fraction form
    26,762.73/36,925.02 = 15,431.33/x
  3. Step 3: Cross multiply
    26,762.73x = 36,925.02 × 15,431.33
  4. Step 4: Simplify right side
    26,762.73x = 569,802,168.88
  5. Step 5: Solve for x
    x = 569,802,168.88/26,762.73
  6. Step 6: Final answer
    x = 21,290.88

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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.