Home / 17,545.81-26,322.82-12,001.77

Finding the Fourth Proportional to 17,545.81, 26,322.82 and 12,001.77

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Solution

The fourth proportional to 17,545.81, 26,322.82 and 12,001.77 is: 18,005.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,545.81 : 26,322.82 = 12,001.77 : x
  2. Step 2: Convert to fraction form
    17,545.81/26,322.82 = 12,001.77/x
  3. Step 3: Cross multiply
    17,545.81x = 26,322.82 × 12,001.77
  4. Step 4: Simplify right side
    17,545.81x = 315,920,431.39
  5. Step 5: Solve for x
    x = 315,920,431.39/17,545.81
  6. Step 6: Final answer
    x = 18,005.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.