Home / 35,370.48-53,046.90-10,405.56

Finding the Fourth Proportional to 35,370.48, 53,046.90 and 10,405.56

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Solution

The fourth proportional to 35,370.48, 53,046.90 and 10,405.56 is: 15,605.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,370.48 : 53,046.90 = 10,405.56 : x
  2. Step 2: Convert to fraction form
    35,370.48/53,046.90 = 10,405.56/x
  3. Step 3: Cross multiply
    35,370.48x = 53,046.90 × 10,405.56
  4. Step 4: Simplify right side
    35,370.48x = 551,982,700.76
  5. Step 5: Solve for x
    x = 551,982,700.76/35,370.48
  6. Step 6: Final answer
    x = 15,605.75

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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.