Home / 19,955.77-29,933.50-5,915.84

Finding the Fourth Proportional to 19,955.77, 29,933.50 and 5,915.84

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Solution

The fourth proportional to 19,955.77, 29,933.50 and 5,915.84 is: 8,873.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,955.77 : 29,933.50 = 5,915.84 : x
  2. Step 2: Convert to fraction form
    19,955.77/29,933.50 = 5,915.84/x
  3. Step 3: Cross multiply
    19,955.77x = 29,933.50 × 5,915.84
  4. Step 4: Simplify right side
    19,955.77x = 177,081,643.28
  5. Step 5: Solve for x
    x = 177,081,643.28/19,955.77
  6. Step 6: Final answer
    x = 8,873.71

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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.