Home / 30,803.45-46,210.15-12,073.33

Finding the Fourth Proportional to 30,803.45, 46,210.15 and 12,073.33

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Solution

The fourth proportional to 30,803.45, 46,210.15 and 12,073.33 is: 18,111.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,803.45 : 46,210.15 = 12,073.33 : x
  2. Step 2: Convert to fraction form
    30,803.45/46,210.15 = 12,073.33/x
  3. Step 3: Cross multiply
    30,803.45x = 46,210.15 × 12,073.33
  4. Step 4: Simplify right side
    30,803.45x = 557,910,159.25
  5. Step 5: Solve for x
    x = 557,910,159.25/30,803.45
  6. Step 6: Final answer
    x = 18,111.94

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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.