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Finding the Fourth Proportional to 16,798.32, 23,167.08 and 10,828.08

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Solution

The fourth proportional to 16,798.32, 23,167.08 and 10,828.08 is: 14,933.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,798.32 : 23,167.08 = 10,828.08 : x
  2. Step 2: Convert to fraction form
    16,798.32/23,167.08 = 10,828.08/x
  3. Step 3: Cross multiply
    16,798.32x = 23,167.08 × 10,828.08
  4. Step 4: Simplify right side
    16,798.32x = 250,854,995.61
  5. Step 5: Solve for x
    x = 250,854,995.61/16,798.32
  6. Step 6: Final answer
    x = 14,933.34

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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.