Home / 30,830.56-46,245.84-15,259.12

Finding the Fourth Proportional to 30,830.56, 46,245.84 and 15,259.12

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Solution

The fourth proportional to 30,830.56, 46,245.84 and 15,259.12 is: 22,888.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,830.56 : 46,245.84 = 15,259.12 : x
  2. Step 2: Convert to fraction form
    30,830.56/46,245.84 = 15,259.12/x
  3. Step 3: Cross multiply
    30,830.56x = 46,245.84 × 15,259.12
  4. Step 4: Simplify right side
    30,830.56x = 705,670,822.06
  5. Step 5: Solve for x
    x = 705,670,822.06/30,830.56
  6. Step 6: Final answer
    x = 22,888.68

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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.