Home / 51,090.12-76,570.14-22,980.12

Finding the Fourth Proportional to 51,090.12, 76,570.14 and 22,980.12

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Solution

The fourth proportional to 51,090.12, 76,570.14 and 22,980.12 is: 34,440.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,090.12 : 76,570.14 = 22,980.12 : x
  2. Step 2: Convert to fraction form
    51,090.12/76,570.14 = 22,980.12/x
  3. Step 3: Cross multiply
    51,090.12x = 76,570.14 × 22,980.12
  4. Step 4: Simplify right side
    51,090.12x = 1,759,591,005.62
  5. Step 5: Solve for x
    x = 1,759,591,005.62/51,090.12
  6. Step 6: Final answer
    x = 34,440.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.