Home / 16,835.06-23,221.73-12,045.53

Finding the Fourth Proportional to 16,835.06, 23,221.73 and 12,045.53

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Solution

The fourth proportional to 16,835.06, 23,221.73 and 12,045.53 is: 16,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,835.06 : 23,221.73 = 12,045.53 : x
  2. Step 2: Convert to fraction form
    16,835.06/23,221.73 = 12,045.53/x
  3. Step 3: Cross multiply
    16,835.06x = 23,221.73 × 12,045.53
  4. Step 4: Simplify right side
    16,835.06x = 279,717,869.03
  5. Step 5: Solve for x
    x = 279,717,869.03/16,835.06
  6. Step 6: Final answer
    x = 16,615.20

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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.