Home / 29,434.32-40,617.72-16,859.88

Finding the Fourth Proportional to 29,434.32, 40,617.72 and 16,859.88

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Solution

The fourth proportional to 29,434.32, 40,617.72 and 16,859.88 is: 23,265.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,434.32 : 40,617.72 = 16,859.88 : x
  2. Step 2: Convert to fraction form
    29,434.32/40,617.72 = 16,859.88/x
  3. Step 3: Cross multiply
    29,434.32x = 40,617.72 × 16,859.88
  4. Step 4: Simplify right side
    29,434.32x = 684,809,885.07
  5. Step 5: Solve for x
    x = 684,809,885.07/29,434.32
  6. Step 6: Final answer
    x = 23,265.69

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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.