Home / 16,985.28-25,477.89-4,506.56

Finding the Fourth Proportional to 16,985.28, 25,477.89 and 4,506.56

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Solution

The fourth proportional to 16,985.28, 25,477.89 and 4,506.56 is: 6,759.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,985.28 : 25,477.89 = 4,506.56 : x
  2. Step 2: Convert to fraction form
    16,985.28/25,477.89 = 4,506.56/x
  3. Step 3: Cross multiply
    16,985.28x = 25,477.89 × 4,506.56
  4. Step 4: Simplify right side
    16,985.28x = 114,817,501.30
  5. Step 5: Solve for x
    x = 114,817,501.30/16,985.28
  6. Step 6: Final answer
    x = 6,759.82

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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.