Home / 34,322.40-47,362.56-19,212.48

Finding the Fourth Proportional to 34,322.40, 47,362.56 and 19,212.48

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Solution

The fourth proportional to 34,322.40, 47,362.56 and 19,212.48 is: 26,511.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,322.40 : 47,362.56 = 19,212.48 : x
  2. Step 2: Convert to fraction form
    34,322.40/47,362.56 = 19,212.48/x
  3. Step 3: Cross multiply
    34,322.40x = 47,362.56 × 19,212.48
  4. Step 4: Simplify right side
    34,322.40x = 909,952,236.75
  5. Step 5: Solve for x
    x = 909,952,236.75/34,322.40
  6. Step 6: Final answer
    x = 26,511.91

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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.