Home / 51,509.00-71,093.40-30,300.36

Finding the Fourth Proportional to 51,509.00, 71,093.40 and 30,300.36

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Solution

The fourth proportional to 51,509.00, 71,093.40 and 30,300.36 is: 41,820.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,509.00 : 71,093.40 = 30,300.36 : x
  2. Step 2: Convert to fraction form
    51,509.00/71,093.40 = 30,300.36/x
  3. Step 3: Cross multiply
    51,509.00x = 71,093.40 × 30,300.36
  4. Step 4: Simplify right side
    51,509.00x = 2,154,155,937.04
  5. Step 5: Solve for x
    x = 2,154,155,937.04/51,509.00
  6. Step 6: Final answer
    x = 41,820.96

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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.