Home / 14,666.04-20,239.16-7,951.64

Finding the Fourth Proportional to 14,666.04, 20,239.16 and 7,951.64

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Solution

The fourth proportional to 14,666.04, 20,239.16 and 7,951.64 is: 10,973.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,666.04 : 20,239.16 = 7,951.64 : x
  2. Step 2: Convert to fraction form
    14,666.04/20,239.16 = 7,951.64/x
  3. Step 3: Cross multiply
    14,666.04x = 20,239.16 × 7,951.64
  4. Step 4: Simplify right side
    14,666.04x = 160,934,514.22
  5. Step 5: Solve for x
    x = 160,934,514.22/14,666.04
  6. Step 6: Final answer
    x = 10,973.28

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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.