Home / 29,690.26-40,970.84-16,261.77

Finding the Fourth Proportional to 29,690.26, 40,970.84 and 16,261.77

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Solution

The fourth proportional to 29,690.26, 40,970.84 and 16,261.77 is: 22,440.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,690.26 : 40,970.84 = 16,261.77 : x
  2. Step 2: Convert to fraction form
    29,690.26/40,970.84 = 16,261.77/x
  3. Step 3: Cross multiply
    29,690.26x = 40,970.84 × 16,261.77
  4. Step 4: Simplify right side
    29,690.26x = 666,258,376.79
  5. Step 5: Solve for x
    x = 666,258,376.79/29,690.26
  6. Step 6: Final answer
    x = 22,440.30

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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.