Home / 14,835.75-20,475.63-8,462.36

Finding the Fourth Proportional to 14,835.75, 20,475.63 and 8,462.36

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Solution

The fourth proportional to 14,835.75, 20,475.63 and 8,462.36 is: 11,679.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,835.75 : 20,475.63 = 8,462.36 : x
  2. Step 2: Convert to fraction form
    14,835.75/20,475.63 = 8,462.36/x
  3. Step 3: Cross multiply
    14,835.75x = 20,475.63 × 8,462.36
  4. Step 4: Simplify right side
    14,835.75x = 173,272,152.29
  5. Step 5: Solve for x
    x = 173,272,152.29/14,835.75
  6. Step 6: Final answer
    x = 11,679.37

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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.