Home / 12,307.93-18,463.28-4,516.74

Finding the Fourth Proportional to 12,307.93, 18,463.28 and 4,516.74

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Solution

The fourth proportional to 12,307.93, 18,463.28 and 4,516.74 is: 6,775.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,307.93 : 18,463.28 = 4,516.74 : x
  2. Step 2: Convert to fraction form
    12,307.93/18,463.28 = 4,516.74/x
  3. Step 3: Cross multiply
    12,307.93x = 18,463.28 × 4,516.74
  4. Step 4: Simplify right side
    12,307.93x = 83,393,812.72
  5. Step 5: Solve for x
    x = 83,393,812.72/12,307.93
  6. Step 6: Final answer
    x = 6,775.62

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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.