Home / 14,760.30-20,368.74-8,045.82

Finding the Fourth Proportional to 14,760.30, 20,368.74 and 8,045.82

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Solution

The fourth proportional to 14,760.30, 20,368.74 and 8,045.82 is: 11,102.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,760.30 : 20,368.74 = 8,045.82 : x
  2. Step 2: Convert to fraction form
    14,760.30/20,368.74 = 8,045.82/x
  3. Step 3: Cross multiply
    14,760.30x = 20,368.74 × 8,045.82
  4. Step 4: Simplify right side
    14,760.30x = 163,883,215.67
  5. Step 5: Solve for x
    x = 163,883,215.67/14,760.30
  6. Step 6: Final answer
    x = 11,102.97

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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.