Home / 30,792.59-46,188.93-7,419.03

Finding the Fourth Proportional to 30,792.59, 46,188.93 and 7,419.03

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Solution

The fourth proportional to 30,792.59, 46,188.93 and 7,419.03 is: 11,128.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,792.59 : 46,188.93 = 7,419.03 : x
  2. Step 2: Convert to fraction form
    30,792.59/46,188.93 = 7,419.03/x
  3. Step 3: Cross multiply
    30,792.59x = 46,188.93 × 7,419.03
  4. Step 4: Simplify right side
    30,792.59x = 342,677,171.76
  5. Step 5: Solve for x
    x = 342,677,171.76/30,792.59
  6. Step 6: Final answer
    x = 11,128.56

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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.