Home / 30,266.07-45,441.23-15,485.19

Finding the Fourth Proportional to 30,266.07, 45,441.23 and 15,485.19

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Solution

The fourth proportional to 30,266.07, 45,441.23 and 15,485.19 is: 23,249.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,266.07 : 45,441.23 = 15,485.19 : x
  2. Step 2: Convert to fraction form
    30,266.07/45,441.23 = 15,485.19/x
  3. Step 3: Cross multiply
    30,266.07x = 45,441.23 × 15,485.19
  4. Step 4: Simplify right side
    30,266.07x = 703,666,002.96
  5. Step 5: Solve for x
    x = 703,666,002.96/30,266.07
  6. Step 6: Final answer
    x = 23,249.34

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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.