Home / 35,521.68-53,022.47-31,318.03

Finding the Fourth Proportional to 35,521.68, 53,022.47 and 31,318.03

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Solution

The fourth proportional to 35,521.68, 53,022.47 and 31,318.03 is: 46,747.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,521.68 : 53,022.47 = 31,318.03 : x
  2. Step 2: Convert to fraction form
    35,521.68/53,022.47 = 31,318.03/x
  3. Step 3: Cross multiply
    35,521.68x = 53,022.47 × 31,318.03
  4. Step 4: Simplify right side
    35,521.68x = 1,660,559,306.13
  5. Step 5: Solve for x
    x = 1,660,559,306.13/35,521.68
  6. Step 6: Final answer
    x = 46,747.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.