Home / 35,636.24-53,454.72-15,915.80

Finding the Fourth Proportional to 35,636.24, 53,454.72 and 15,915.80

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Solution

The fourth proportional to 35,636.24, 53,454.72 and 15,915.80 is: 23,873.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,636.24 : 53,454.72 = 15,915.80 : x
  2. Step 2: Convert to fraction form
    35,636.24/53,454.72 = 15,915.80/x
  3. Step 3: Cross multiply
    35,636.24x = 53,454.72 × 15,915.80
  4. Step 4: Simplify right side
    35,636.24x = 850,774,632.58
  5. Step 5: Solve for x
    x = 850,774,632.58/35,636.24
  6. Step 6: Final answer
    x = 23,873.86

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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.