Home / 35,440.69-53,124.52-15,728.53

Finding the Fourth Proportional to 35,440.69, 53,124.52 and 15,728.53

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Solution

The fourth proportional to 35,440.69, 53,124.52 and 15,728.53 is: 23,576.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,440.69 : 53,124.52 = 15,728.53 : x
  2. Step 2: Convert to fraction form
    35,440.69/53,124.52 = 15,728.53/x
  3. Step 3: Cross multiply
    35,440.69x = 53,124.52 × 15,728.53
  4. Step 4: Simplify right side
    35,440.69x = 835,570,606.56
  5. Step 5: Solve for x
    x = 835,570,606.56/35,440.69
  6. Step 6: Final answer
    x = 23,576.59

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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.