Home / 35,915.89-53,879.52-10,950.22

Finding the Fourth Proportional to 35,915.89, 53,879.52 and 10,950.22

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Solution

The fourth proportional to 35,915.89, 53,879.52 and 10,950.22 is: 16,427.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,915.89 : 53,879.52 = 10,950.22 : x
  2. Step 2: Convert to fraction form
    35,915.89/53,879.52 = 10,950.22/x
  3. Step 3: Cross multiply
    35,915.89x = 53,879.52 × 10,950.22
  4. Step 4: Simplify right side
    35,915.89x = 589,992,328.10
  5. Step 5: Solve for x
    x = 589,992,328.10/35,915.89
  6. Step 6: Final answer
    x = 16,427.06

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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.