Home / 35,446.07-53,177.40-12,072.51

Finding the Fourth Proportional to 35,446.07, 53,177.40 and 12,072.51

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Solution

The fourth proportional to 35,446.07, 53,177.40 and 12,072.51 is: 18,111.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,446.07 : 53,177.40 = 12,072.51 : x
  2. Step 2: Convert to fraction form
    35,446.07/53,177.40 = 12,072.51/x
  3. Step 3: Cross multiply
    35,446.07x = 53,177.40 × 12,072.51
  4. Step 4: Simplify right side
    35,446.07x = 641,984,693.27
  5. Step 5: Solve for x
    x = 641,984,693.27/35,446.07
  6. Step 6: Final answer
    x = 18,111.59

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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.