Home / 25,461.56-35,155.16-16,983.70

Finding the Fourth Proportional to 25,461.56, 35,155.16 and 16,983.70

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Solution

The fourth proportional to 25,461.56, 35,155.16 and 16,983.70 is: 23,449.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,461.56 : 35,155.16 = 16,983.70 : x
  2. Step 2: Convert to fraction form
    25,461.56/35,155.16 = 16,983.70/x
  3. Step 3: Cross multiply
    25,461.56x = 35,155.16 × 16,983.70
  4. Step 4: Simplify right side
    25,461.56x = 597,064,690.89
  5. Step 5: Solve for x
    x = 597,064,690.89/25,461.56
  6. Step 6: Final answer
    x = 23,449.65

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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.