Home / 35,431.44-53,156.28-10,470.48

Finding the Fourth Proportional to 35,431.44, 53,156.28 and 10,470.48

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Solution

The fourth proportional to 35,431.44, 53,156.28 and 10,470.48 is: 15,708.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,431.44 : 53,156.28 = 10,470.48 : x
  2. Step 2: Convert to fraction form
    35,431.44/53,156.28 = 10,470.48/x
  3. Step 3: Cross multiply
    35,431.44x = 53,156.28 × 10,470.48
  4. Step 4: Simplify right side
    35,431.44x = 556,571,766.61
  5. Step 5: Solve for x
    x = 556,571,766.61/35,431.44
  6. Step 6: Final answer
    x = 15,708.42

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1.5x scale

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.