Home / 34,263.75-47,283.98-19,359.75

Finding the Fourth Proportional to 34,263.75, 47,283.98 and 19,359.75

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Solution

The fourth proportional to 34,263.75, 47,283.98 and 19,359.75 is: 26,716.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,263.75 : 47,283.98 = 19,359.75 : x
  2. Step 2: Convert to fraction form
    34,263.75/47,283.98 = 19,359.75/x
  3. Step 3: Cross multiply
    34,263.75x = 47,283.98 × 19,359.75
  4. Step 4: Simplify right side
    34,263.75x = 915,405,935.01
  5. Step 5: Solve for x
    x = 915,405,935.01/34,263.75
  6. Step 6: Final answer
    x = 26,716.46

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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.