Home / 30,868.84-46,310.55-10,875.34

Finding the Fourth Proportional to 30,868.84, 46,310.55 and 10,875.34

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Solution

The fourth proportional to 30,868.84, 46,310.55 and 10,875.34 is: 16,315.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,868.84 : 46,310.55 = 10,875.34 : x
  2. Step 2: Convert to fraction form
    30,868.84/46,310.55 = 10,875.34/x
  3. Step 3: Cross multiply
    30,868.84x = 46,310.55 × 10,875.34
  4. Step 4: Simplify right side
    30,868.84x = 503,642,976.84
  5. Step 5: Solve for x
    x = 503,642,976.84/30,868.84
  6. Step 6: Final answer
    x = 16,315.58

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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.