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Finding the Fourth Proportional to 12,737.53, 19,114.06 and 8,051.08

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Solution

The fourth proportional to 12,737.53, 19,114.06 and 8,051.08 is: 12,081.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,737.53 : 19,114.06 = 8,051.08 : x
  2. Step 2: Convert to fraction form
    12,737.53/19,114.06 = 8,051.08/x
  3. Step 3: Cross multiply
    12,737.53x = 19,114.06 × 8,051.08
  4. Step 4: Simplify right side
    12,737.53x = 153,888,826.18
  5. Step 5: Solve for x
    x = 153,888,826.18/12,737.53
  6. Step 6: Final answer
    x = 12,081.53

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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.