Home / 34,763.04-47,980.32-22,185.60

Finding the Fourth Proportional to 34,763.04, 47,980.32 and 22,185.60

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Solution

The fourth proportional to 34,763.04, 47,980.32 and 22,185.60 is: 30,620.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,763.04 : 47,980.32 = 22,185.60 : x
  2. Step 2: Convert to fraction form
    34,763.04/47,980.32 = 22,185.60/x
  3. Step 3: Cross multiply
    34,763.04x = 47,980.32 × 22,185.60
  4. Step 4: Simplify right side
    34,763.04x = 1,064,472,187.39
  5. Step 5: Solve for x
    x = 1,064,472,187.39/34,763.04
  6. Step 6: Final answer
    x = 30,620.80

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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.