Home / 34,155.48-47,134.46-19,048.16

Finding the Fourth Proportional to 34,155.48, 47,134.46 and 19,048.16

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Solution

The fourth proportional to 34,155.48, 47,134.46 and 19,048.16 is: 26,286.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,155.48 : 47,134.46 = 19,048.16 : x
  2. Step 2: Convert to fraction form
    34,155.48/47,134.46 = 19,048.16/x
  3. Step 3: Cross multiply
    34,155.48x = 47,134.46 × 19,048.16
  4. Step 4: Simplify right side
    34,155.48x = 897,824,499.92
  5. Step 5: Solve for x
    x = 897,824,499.92/34,155.48
  6. Step 6: Final answer
    x = 26,286.40

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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.