Home / 30,904.86-46,365.93-10,142.94

Finding the Fourth Proportional to 30,904.86, 46,365.93 and 10,142.94

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Solution

The fourth proportional to 30,904.86, 46,365.93 and 10,142.94 is: 15,217.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,904.86 : 46,365.93 = 10,142.94 : x
  2. Step 2: Convert to fraction form
    30,904.86/46,365.93 = 10,142.94/x
  3. Step 3: Cross multiply
    30,904.86x = 46,365.93 × 10,142.94
  4. Step 4: Simplify right side
    30,904.86x = 470,286,846.03
  5. Step 5: Solve for x
    x = 470,286,846.03/30,904.86
  6. Step 6: Final answer
    x = 15,217.25

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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.