Home / 12,737.53-19,107.59-4,415.64

Finding the Fourth Proportional to 12,737.53, 19,107.59 and 4,415.64

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Solution

The fourth proportional to 12,737.53, 19,107.59 and 4,415.64 is: 6,623.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,737.53 : 19,107.59 = 4,415.64 : x
  2. Step 2: Convert to fraction form
    12,737.53/19,107.59 = 4,415.64/x
  3. Step 3: Cross multiply
    12,737.53x = 19,107.59 × 4,415.64
  4. Step 4: Simplify right side
    12,737.53x = 84,372,238.71
  5. Step 5: Solve for x
    x = 84,372,238.71/12,737.53
  6. Step 6: Final answer
    x = 6,623.91

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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.