Home / 45,317.16-62,539.46-31,007.01

Finding the Fourth Proportional to 45,317.16, 62,539.46 and 31,007.01

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Solution

The fourth proportional to 45,317.16, 62,539.46 and 31,007.01 is: 42,790.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,317.16 : 62,539.46 = 31,007.01 : x
  2. Step 2: Convert to fraction form
    45,317.16/62,539.46 = 31,007.01/x
  3. Step 3: Cross multiply
    45,317.16x = 62,539.46 × 31,007.01
  4. Step 4: Simplify right side
    45,317.16x = 1,939,161,614.97
  5. Step 5: Solve for x
    x = 1,939,161,614.97/45,317.16
  6. Step 6: Final answer
    x = 42,790.89

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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.