Home / 14,904.23-20,553.73-9,790.71

Finding the Fourth Proportional to 14,904.23, 20,553.73 and 9,790.71

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Solution

The fourth proportional to 14,904.23, 20,553.73 and 9,790.71 is: 13,501.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,904.23 : 20,553.73 = 9,790.71 : x
  2. Step 2: Convert to fraction form
    14,904.23/20,553.73 = 9,790.71/x
  3. Step 3: Cross multiply
    14,904.23x = 20,553.73 × 9,790.71
  4. Step 4: Simplify right side
    14,904.23x = 201,235,685.71
  5. Step 5: Solve for x
    x = 201,235,685.71/14,904.23
  6. Step 6: Final answer
    x = 13,501.92

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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.