Home / 34,509.08-47,622.25-21,770.49

Finding the Fourth Proportional to 34,509.08, 47,622.25 and 21,770.49

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Solution

The fourth proportional to 34,509.08, 47,622.25 and 21,770.49 is: 30,043.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,509.08 : 47,622.25 = 21,770.49 : x
  2. Step 2: Convert to fraction form
    34,509.08/47,622.25 = 21,770.49/x
  3. Step 3: Cross multiply
    34,509.08x = 47,622.25 × 21,770.49
  4. Step 4: Simplify right side
    34,509.08x = 1,036,759,923.20
  5. Step 5: Solve for x
    x = 1,036,759,923.20/34,509.08
  6. Step 6: Final answer
    x = 30,043.10

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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.