Home / 45,384.81-68,084.51-19,097.07

Finding the Fourth Proportional to 45,384.81, 68,084.51 and 19,097.07

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Solution

The fourth proportional to 45,384.81, 68,084.51 and 19,097.07 is: 28,648.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,384.81 : 68,084.51 = 19,097.07 : x
  2. Step 2: Convert to fraction form
    45,384.81/68,084.51 = 19,097.07/x
  3. Step 3: Cross multiply
    45,384.81x = 68,084.51 × 19,097.07
  4. Step 4: Simplify right side
    45,384.81x = 1,300,214,557.90
  5. Step 5: Solve for x
    x = 1,300,214,557.90/45,384.81
  6. Step 6: Final answer
    x = 28,648.67

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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.