Home / 19,331.72-26,676.60-10,835

Finding the Fourth Proportional to 19,331.72, 26,676.60 and 10,835

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Solution

The fourth proportional to 19,331.72, 26,676.60 and 10,835 is: 14,951.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,331.72 : 26,676.60 = 10,835 : x
  2. Step 2: Convert to fraction form
    19,331.72/26,676.60 = 10,835/x
  3. Step 3: Cross multiply
    19,331.72x = 26,676.60 × 10,835
  4. Step 4: Simplify right side
    19,331.72x = 289,040,961
  5. Step 5: Solve for x
    x = 289,040,961/19,331.72
  6. Step 6: Final answer
    x = 14,951.64

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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.