Home / 14,736.72-22,109.12-6,417.40

Finding the Fourth Proportional to 14,736.72, 22,109.12 and 6,417.40

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Solution

The fourth proportional to 14,736.72, 22,109.12 and 6,417.40 is: 9,627.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,736.72 : 22,109.12 = 6,417.40 : x
  2. Step 2: Convert to fraction form
    14,736.72/22,109.12 = 6,417.40/x
  3. Step 3: Cross multiply
    14,736.72x = 22,109.12 × 6,417.40
  4. Step 4: Simplify right side
    14,736.72x = 141,883,066.69
  5. Step 5: Solve for x
    x = 141,883,066.69/14,736.72
  6. Step 6: Final answer
    x = 9,627.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.