Home / 16,885.50-23,303.43-9,434.94

Finding the Fourth Proportional to 16,885.50, 23,303.43 and 9,434.94

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Solution

The fourth proportional to 16,885.50, 23,303.43 and 9,434.94 is: 13,021.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,885.50 : 23,303.43 = 9,434.94 : x
  2. Step 2: Convert to fraction form
    16,885.50/23,303.43 = 9,434.94/x
  3. Step 3: Cross multiply
    16,885.50x = 23,303.43 × 9,434.94
  4. Step 4: Simplify right side
    16,885.50x = 219,866,463.84
  5. Step 5: Solve for x
    x = 219,866,463.84/16,885.50
  6. Step 6: Final answer
    x = 13,021.02

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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.