Home / 14,472.27-19,971.36-8,502.57

Finding the Fourth Proportional to 14,472.27, 19,971.36 and 8,502.57

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Solution

The fourth proportional to 14,472.27, 19,971.36 and 8,502.57 is: 11,733.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,472.27 : 19,971.36 = 8,502.57 : x
  2. Step 2: Convert to fraction form
    14,472.27/19,971.36 = 8,502.57/x
  3. Step 3: Cross multiply
    14,472.27x = 19,971.36 × 8,502.57
  4. Step 4: Simplify right side
    14,472.27x = 169,807,886.40
  5. Step 5: Solve for x
    x = 169,807,886.40/14,472.27
  6. Step 6: Final answer
    x = 11,733.33

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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.