Home / 16,916.91-23,345.00-9,362.81

Finding the Fourth Proportional to 16,916.91, 23,345.00 and 9,362.81

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Solution

The fourth proportional to 16,916.91, 23,345.00 and 9,362.81 is: 12,920.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,916.91 : 23,345.00 = 9,362.81 : x
  2. Step 2: Convert to fraction form
    16,916.91/23,345.00 = 9,362.81/x
  3. Step 3: Cross multiply
    16,916.91x = 23,345.00 × 9,362.81
  4. Step 4: Simplify right side
    16,916.91x = 218,574,635.91
  5. Step 5: Solve for x
    x = 218,574,635.91/16,916.91
  6. Step 6: Final answer
    x = 12,920.48

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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.