Home / 25,560.21-35,278.16-14,806.86

Finding the Fourth Proportional to 25,560.21, 35,278.16 and 14,806.86

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Solution

The fourth proportional to 25,560.21, 35,278.16 and 14,806.86 is: 20,436.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,560.21 : 35,278.16 = 14,806.86 : x
  2. Step 2: Convert to fraction form
    25,560.21/35,278.16 = 14,806.86/x
  3. Step 3: Cross multiply
    25,560.21x = 35,278.16 × 14,806.86
  4. Step 4: Simplify right side
    25,560.21x = 522,358,776.18
  5. Step 5: Solve for x
    x = 522,358,776.18/25,560.21
  6. Step 6: Final answer
    x = 20,436.40

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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.