Home / 30,851.48-46,277.07-7,477.92

Finding the Fourth Proportional to 30,851.48, 46,277.07 and 7,477.92

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Solution

The fourth proportional to 30,851.48, 46,277.07 and 7,477.92 is: 11,216.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,851.48 : 46,277.07 = 7,477.92 : x
  2. Step 2: Convert to fraction form
    30,851.48/46,277.07 = 7,477.92/x
  3. Step 3: Cross multiply
    30,851.48x = 46,277.07 × 7,477.92
  4. Step 4: Simplify right side
    30,851.48x = 346,056,092.91
  5. Step 5: Solve for x
    x = 346,056,092.91/30,851.48
  6. Step 6: Final answer
    x = 11,216.84

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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.