Home / 29,664.64-40,937.28-16,416.64

Finding the Fourth Proportional to 29,664.64, 40,937.28 and 16,416.64

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Solution

The fourth proportional to 29,664.64, 40,937.28 and 16,416.64 is: 22,655.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,664.64 : 40,937.28 = 16,416.64 : x
  2. Step 2: Convert to fraction form
    29,664.64/40,937.28 = 16,416.64/x
  3. Step 3: Cross multiply
    29,664.64x = 40,937.28 × 16,416.64
  4. Step 4: Simplify right side
    29,664.64x = 672,052,588.34
  5. Step 5: Solve for x
    x = 672,052,588.34/29,664.64
  6. Step 6: Final answer
    x = 22,655.01

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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.