Home / 14,733.42-20,332.26-8,445.75

Finding the Fourth Proportional to 14,733.42, 20,332.26 and 8,445.75

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Solution

The fourth proportional to 14,733.42, 20,332.26 and 8,445.75 is: 11,655.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,733.42 : 20,332.26 = 8,445.75 : x
  2. Step 2: Convert to fraction form
    14,733.42/20,332.26 = 8,445.75/x
  3. Step 3: Cross multiply
    14,733.42x = 20,332.26 × 8,445.75
  4. Step 4: Simplify right side
    14,733.42x = 171,721,184.90
  5. Step 5: Solve for x
    x = 171,721,184.90/14,733.42
  6. Step 6: Final answer
    x = 11,655.22

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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.