Home / 35,578.32-53,376.70-18,924.64

Finding the Fourth Proportional to 35,578.32, 53,376.70 and 18,924.64

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Solution

The fourth proportional to 35,578.32, 53,376.70 and 18,924.64 is: 28,391.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,578.32 : 53,376.70 = 18,924.64 : x
  2. Step 2: Convert to fraction form
    35,578.32/53,376.70 = 18,924.64/x
  3. Step 3: Cross multiply
    35,578.32x = 53,376.70 × 18,924.64
  4. Step 4: Simplify right side
    35,578.32x = 1,010,134,831.89
  5. Step 5: Solve for x
    x = 1,010,134,831.89/35,578.32
  6. Step 6: Final answer
    x = 28,391.86

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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.