Home / 10,388.93-14,315.33-8,023.73

Finding the Fourth Proportional to 10,388.93, 14,315.33 and 8,023.73

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Solution

The fourth proportional to 10,388.93, 14,315.33 and 8,023.73 is: 11,056.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,388.93 : 14,315.33 = 8,023.73 : x
  2. Step 2: Convert to fraction form
    10,388.93/14,315.33 = 8,023.73/x
  3. Step 3: Cross multiply
    10,388.93x = 14,315.33 × 8,023.73
  4. Step 4: Simplify right side
    10,388.93x = 114,862,291.26
  5. Step 5: Solve for x
    x = 114,862,291.26/10,388.93
  6. Step 6: Final answer
    x = 11,056.22

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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.