Home / 34,288.86-47,313.90-19,180.74

Finding the Fourth Proportional to 34,288.86, 47,313.90 and 19,180.74

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Solution

The fourth proportional to 34,288.86, 47,313.90 and 19,180.74 is: 26,466.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,288.86 : 47,313.90 = 19,180.74 : x
  2. Step 2: Convert to fraction form
    34,288.86/47,313.90 = 19,180.74/x
  3. Step 3: Cross multiply
    34,288.86x = 47,313.90 × 19,180.74
  4. Step 4: Simplify right side
    34,288.86x = 907,515,614.29
  5. Step 5: Solve for x
    x = 907,515,614.29/34,288.86
  6. Step 6: Final answer
    x = 26,466.78

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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.