Home / 14,666.93-20,240.12-8,293.43

Finding the Fourth Proportional to 14,666.93, 20,240.12 and 8,293.43

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Solution

The fourth proportional to 14,666.93, 20,240.12 and 8,293.43 is: 11,444.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,666.93 : 20,240.12 = 8,293.43 : x
  2. Step 2: Convert to fraction form
    14,666.93/20,240.12 = 8,293.43/x
  3. Step 3: Cross multiply
    14,666.93x = 20,240.12 × 8,293.43
  4. Step 4: Simplify right side
    14,666.93x = 167,859,875.74
  5. Step 5: Solve for x
    x = 167,859,875.74/14,666.93
  6. Step 6: Final answer
    x = 11,444.79

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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.