Home / 30,810.01-46,223.12-12,091.18

Finding the Fourth Proportional to 30,810.01, 46,223.12 and 12,091.18

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Solution

The fourth proportional to 30,810.01, 46,223.12 and 12,091.18 is: 18,139.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,810.01 : 46,223.12 = 12,091.18 : x
  2. Step 2: Convert to fraction form
    30,810.01/46,223.12 = 12,091.18/x
  3. Step 3: Cross multiply
    30,810.01x = 46,223.12 × 12,091.18
  4. Step 4: Simplify right side
    30,810.01x = 558,892,064.08
  5. Step 5: Solve for x
    x = 558,892,064.08/30,810.01
  6. Step 6: Final answer
    x = 18,139.95

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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.