Home / 34,314.55-47,356.18-19,208.15

Finding the Fourth Proportional to 34,314.55, 47,356.18 and 19,208.15

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Solution

The fourth proportional to 34,314.55, 47,356.18 and 19,208.15 is: 26,508.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,314.55 : 47,356.18 = 19,208.15 : x
  2. Step 2: Convert to fraction form
    34,314.55/47,356.18 = 19,208.15/x
  3. Step 3: Cross multiply
    34,314.55x = 47,356.18 × 19,208.15
  4. Step 4: Simplify right side
    34,314.55x = 909,624,501.65
  5. Step 5: Solve for x
    x = 909,624,501.65/34,314.55
  6. Step 6: Final answer
    x = 26,508.42

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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.