Home / 19,152.72-26,434.08-12,083.04

Finding the Fourth Proportional to 19,152.72, 26,434.08 and 12,083.04

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Solution

The fourth proportional to 19,152.72, 26,434.08 and 12,083.04 is: 16,676.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152.72 : 26,434.08 = 12,083.04 : x
  2. Step 2: Convert to fraction form
    19,152.72/26,434.08 = 12,083.04/x
  3. Step 3: Cross multiply
    19,152.72x = 26,434.08 × 12,083.04
  4. Step 4: Simplify right side
    19,152.72x = 319,404,046.00
  5. Step 5: Solve for x
    x = 319,404,046.00/19,152.72
  6. Step 6: Final answer
    x = 16,676.69

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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.