Home / 12,557.93-18,832.07-4,235.72

Finding the Fourth Proportional to 12,557.93, 18,832.07 and 4,235.72

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Solution

The fourth proportional to 12,557.93, 18,832.07 and 4,235.72 is: 6,351.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,557.93 : 18,832.07 = 4,235.72 : x
  2. Step 2: Convert to fraction form
    12,557.93/18,832.07 = 4,235.72/x
  3. Step 3: Cross multiply
    12,557.93x = 18,832.07 × 4,235.72
  4. Step 4: Simplify right side
    12,557.93x = 79,767,354.36
  5. Step 5: Solve for x
    x = 79,767,354.36/12,557.93
  6. Step 6: Final answer
    x = 6,351.95

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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.