Home / 31,554.35-43,545.14-17,214.50

Finding the Fourth Proportional to 31,554.35, 43,545.14 and 17,214.50

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Solution

The fourth proportional to 31,554.35, 43,545.14 and 17,214.50 is: 23,756.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,554.35 : 43,545.14 = 17,214.50 : x
  2. Step 2: Convert to fraction form
    31,554.35/43,545.14 = 17,214.50/x
  3. Step 3: Cross multiply
    31,554.35x = 43,545.14 × 17,214.50
  4. Step 4: Simplify right side
    31,554.35x = 749,607,899.87
  5. Step 5: Solve for x
    x = 749,607,899.87/31,554.35
  6. Step 6: Final answer
    x = 23,756.09

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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.