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Finding the Fourth Proportional to 15,794.56, 23,692.04 and 15,313.40

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Solution

The fourth proportional to 15,794.56, 23,692.04 and 15,313.40 is: 22,970.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,794.56 : 23,692.04 = 15,313.40 : x
  2. Step 2: Convert to fraction form
    15,794.56/23,692.04 = 15,313.40/x
  3. Step 3: Cross multiply
    15,794.56x = 23,692.04 × 15,313.40
  4. Step 4: Simplify right side
    15,794.56x = 362,805,685.34
  5. Step 5: Solve for x
    x = 362,805,685.34/15,794.56
  6. Step 6: Final answer
    x = 22,970.29

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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.