Home / 30,686.12-46,024.03-8,501.75

Finding the Fourth Proportional to 30,686.12, 46,024.03 and 8,501.75

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Solution

The fourth proportional to 30,686.12, 46,024.03 and 8,501.75 is: 12,751.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,686.12 : 46,024.03 = 8,501.75 : x
  2. Step 2: Convert to fraction form
    30,686.12/46,024.03 = 8,501.75/x
  3. Step 3: Cross multiply
    30,686.12x = 46,024.03 × 8,501.75
  4. Step 4: Simplify right side
    30,686.12x = 391,284,797.05
  5. Step 5: Solve for x
    x = 391,284,797.05/30,686.12
  6. Step 6: Final answer
    x = 12,751.20

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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.