Home / 22,692.94-31,316.09-12,483.75

Finding the Fourth Proportional to 22,692.94, 31,316.09 and 12,483.75

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Solution

The fourth proportional to 22,692.94, 31,316.09 and 12,483.75 is: 17,227.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,692.94 : 31,316.09 = 12,483.75 : x
  2. Step 2: Convert to fraction form
    22,692.94/31,316.09 = 12,483.75/x
  3. Step 3: Cross multiply
    22,692.94x = 31,316.09 × 12,483.75
  4. Step 4: Simplify right side
    22,692.94x = 390,942,293.55
  5. Step 5: Solve for x
    x = 390,942,293.55/22,692.94
  6. Step 6: Final answer
    x = 17,227.48

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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.