Home / 35,440.07-53,170.48-10,480.76

Finding the Fourth Proportional to 35,440.07, 53,170.48 and 10,480.76

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Solution

The fourth proportional to 35,440.07, 53,170.48 and 10,480.76 is: 15,724.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,440.07 : 53,170.48 = 10,480.76 : x
  2. Step 2: Convert to fraction form
    35,440.07/53,170.48 = 10,480.76/x
  3. Step 3: Cross multiply
    35,440.07x = 53,170.48 × 10,480.76
  4. Step 4: Simplify right side
    35,440.07x = 557,266,927.65
  5. Step 5: Solve for x
    x = 557,266,927.65/35,440.07
  6. Step 6: Final answer
    x = 15,724.21

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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.