Home / 16,763.61-23,133.80-9,210.43

Finding the Fourth Proportional to 16,763.61, 23,133.80 and 9,210.43

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Solution

The fourth proportional to 16,763.61, 23,133.80 and 9,210.43 is: 12,710.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,763.61 : 23,133.80 = 9,210.43 : x
  2. Step 2: Convert to fraction form
    16,763.61/23,133.80 = 9,210.43/x
  3. Step 3: Cross multiply
    16,763.61x = 23,133.80 × 9,210.43
  4. Step 4: Simplify right side
    16,763.61x = 213,072,141.65
  5. Step 5: Solve for x
    x = 213,072,141.65/16,763.61
  6. Step 6: Final answer
    x = 12,710.40

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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.