Home / 14,760.37-20,368.78-8,045.86

Finding the Fourth Proportional to 14,760.37, 20,368.78 and 8,045.86

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Solution

The fourth proportional to 14,760.37, 20,368.78 and 8,045.86 is: 11,103.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,760.37 : 20,368.78 = 8,045.86 : x
  2. Step 2: Convert to fraction form
    14,760.37/20,368.78 = 8,045.86/x
  3. Step 3: Cross multiply
    14,760.37x = 20,368.78 × 8,045.86
  4. Step 4: Simplify right side
    14,760.37x = 163,884,352.25
  5. Step 5: Solve for x
    x = 163,884,352.25/14,760.37
  6. Step 6: Final answer
    x = 11,103.00

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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.