Home / 30,740.10-46,110.15-11,019.30

Finding the Fourth Proportional to 30,740.10, 46,110.15 and 11,019.30

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Solution

The fourth proportional to 30,740.10, 46,110.15 and 11,019.30 is: 16,528.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,740.10 : 46,110.15 = 11,019.30 : x
  2. Step 2: Convert to fraction form
    30,740.10/46,110.15 = 11,019.30/x
  3. Step 3: Cross multiply
    30,740.10x = 46,110.15 × 11,019.30
  4. Step 4: Simplify right side
    30,740.10x = 508,101,575.90
  5. Step 5: Solve for x
    x = 508,101,575.90/30,740.10
  6. Step 6: Final answer
    x = 16,528.95

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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.