Home / 29,689.06-40,971.34-16,261.56

Finding the Fourth Proportional to 29,689.06, 40,971.34 and 16,261.56

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Solution

The fourth proportional to 29,689.06, 40,971.34 and 16,261.56 is: 22,441.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,689.06 : 40,971.34 = 16,261.56 : x
  2. Step 2: Convert to fraction form
    29,689.06/40,971.34 = 16,261.56/x
  3. Step 3: Cross multiply
    29,689.06x = 40,971.34 × 16,261.56
  4. Step 4: Simplify right side
    29,689.06x = 666,258,077.66
  5. Step 5: Solve for x
    x = 666,258,077.66/29,689.06
  6. Step 6: Final answer
    x = 22,441.20

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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.