Home / 19,152.76-26,430.82-10,769.32

Finding the Fourth Proportional to 19,152.76, 26,430.82 and 10,769.32

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Solution

The fourth proportional to 19,152.76, 26,430.82 and 10,769.32 is: 14,861.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152.76 : 26,430.82 = 10,769.32 : x
  2. Step 2: Convert to fraction form
    19,152.76/26,430.82 = 10,769.32/x
  3. Step 3: Cross multiply
    19,152.76x = 26,430.82 × 10,769.32
  4. Step 4: Simplify right side
    19,152.76x = 284,641,958.44
  5. Step 5: Solve for x
    x = 284,641,958.44/19,152.76
  6. Step 6: Final answer
    x = 14,861.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.