Home / 25,885.98-35,720.64-14,553.36

Finding the Fourth Proportional to 25,885.98, 35,720.64 and 14,553.36

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Solution

The fourth proportional to 25,885.98, 35,720.64 and 14,553.36 is: 20,082.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,885.98 : 35,720.64 = 14,553.36 : x
  2. Step 2: Convert to fraction form
    25,885.98/35,720.64 = 14,553.36/x
  3. Step 3: Cross multiply
    25,885.98x = 35,720.64 × 14,553.36
  4. Step 4: Simplify right side
    25,885.98x = 519,855,333.35
  5. Step 5: Solve for x
    x = 519,855,333.35/25,885.98
  6. Step 6: Final answer
    x = 20,082.51

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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.