Home / 23,729.40-35,561.70-15,809.40

Finding the Fourth Proportional to 23,729.40, 35,561.70 and 15,809.40

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Solution

The fourth proportional to 23,729.40, 35,561.70 and 15,809.40 is: 23,692.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,729.40 : 35,561.70 = 15,809.40 : x
  2. Step 2: Convert to fraction form
    23,729.40/35,561.70 = 15,809.40/x
  3. Step 3: Cross multiply
    23,729.40x = 35,561.70 × 15,809.40
  4. Step 4: Simplify right side
    23,729.40x = 562,209,139.98
  5. Step 5: Solve for x
    x = 562,209,139.98/23,729.40
  6. Step 6: Final answer
    x = 23,692.51

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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.