Home / 53,373.90-79,983.09-30,007.02

Finding the Fourth Proportional to 53,373.90, 79,983.09 and 30,007.02

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Solution

The fourth proportional to 53,373.90, 79,983.09 and 30,007.02 is: 44,966.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,373.90 : 79,983.09 = 30,007.02 : x
  2. Step 2: Convert to fraction form
    53,373.90/79,983.09 = 30,007.02/x
  3. Step 3: Cross multiply
    53,373.90x = 79,983.09 × 30,007.02
  4. Step 4: Simplify right side
    53,373.90x = 2,400,054,181.29
  5. Step 5: Solve for x
    x = 2,400,054,181.29/53,373.90
  6. Step 6: Final answer
    x = 44,966.81

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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.