Home / 19,522.40-26,945.34-15,265.04

Finding the Fourth Proportional to 19,522.40, 26,945.34 and 15,265.04

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Solution

The fourth proportional to 19,522.40, 26,945.34 and 15,265.04 is: 21,069.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,522.40 : 26,945.34 = 15,265.04 : x
  2. Step 2: Convert to fraction form
    19,522.40/26,945.34 = 15,265.04/x
  3. Step 3: Cross multiply
    19,522.40x = 26,945.34 × 15,265.04
  4. Step 4: Simplify right side
    19,522.40x = 411,321,692.91
  5. Step 5: Solve for x
    x = 411,321,692.91/19,522.40
  6. Step 6: Final answer
    x = 21,069.22

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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.