Home / 31,320.06-43,222.02-17,893.10

Finding the Fourth Proportional to 31,320.06, 43,222.02 and 17,893.10

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Solution

The fourth proportional to 31,320.06, 43,222.02 and 17,893.10 is: 24,692.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,320.06 : 43,222.02 = 17,893.10 : x
  2. Step 2: Convert to fraction form
    31,320.06/43,222.02 = 17,893.10/x
  3. Step 3: Cross multiply
    31,320.06x = 43,222.02 × 17,893.10
  4. Step 4: Simplify right side
    31,320.06x = 773,375,926.06
  5. Step 5: Solve for x
    x = 773,375,926.06/31,320.06
  6. Step 6: Final answer
    x = 24,692.67

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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.