Home / 29,678.99-40,956.30-16,250.81

Finding the Fourth Proportional to 29,678.99, 40,956.30 and 16,250.81

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Solution

The fourth proportional to 29,678.99, 40,956.30 and 16,250.81 is: 22,425.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,678.99 : 40,956.30 = 16,250.81 : x
  2. Step 2: Convert to fraction form
    29,678.99/40,956.30 = 16,250.81/x
  3. Step 3: Cross multiply
    29,678.99x = 40,956.30 × 16,250.81
  4. Step 4: Simplify right side
    29,678.99x = 665,573,282.26
  5. Step 5: Solve for x
    x = 665,573,282.26/29,678.99
  6. Step 6: Final answer
    x = 22,425.74

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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.