Home / 30,698.07-46,053.18-11,977.35

Finding the Fourth Proportional to 30,698.07, 46,053.18 and 11,977.35

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Solution

The fourth proportional to 30,698.07, 46,053.18 and 11,977.35 is: 17,968.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,698.07 : 46,053.18 = 11,977.35 : x
  2. Step 2: Convert to fraction form
    30,698.07/46,053.18 = 11,977.35/x
  3. Step 3: Cross multiply
    30,698.07x = 46,053.18 × 11,977.35
  4. Step 4: Simplify right side
    30,698.07x = 551,595,055.47
  5. Step 5: Solve for x
    x = 551,595,055.47/30,698.07
  6. Step 6: Final answer
    x = 17,968.40

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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.