Home / 39,769.89-59,653.46-10,188.02

Finding the Fourth Proportional to 39,769.89, 59,653.46 and 10,188.02

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Solution

The fourth proportional to 39,769.89, 59,653.46 and 10,188.02 is: 15,281.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,769.89 : 59,653.46 = 10,188.02 : x
  2. Step 2: Convert to fraction form
    39,769.89/59,653.46 = 10,188.02/x
  3. Step 3: Cross multiply
    39,769.89x = 59,653.46 × 10,188.02
  4. Step 4: Simplify right side
    39,769.89x = 607,750,294.34
  5. Step 5: Solve for x
    x = 607,750,294.34/39,769.89
  6. Step 6: Final answer
    x = 15,281.67

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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.