Home / 30,041.64-45,055.47-11,323.56

Finding the Fourth Proportional to 30,041.64, 45,055.47 and 11,323.56

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Solution

The fourth proportional to 30,041.64, 45,055.47 and 11,323.56 is: 16,982.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,041.64 : 45,055.47 = 11,323.56 : x
  2. Step 2: Convert to fraction form
    30,041.64/45,055.47 = 11,323.56/x
  3. Step 3: Cross multiply
    30,041.64x = 45,055.47 × 11,323.56
  4. Step 4: Simplify right side
    30,041.64x = 510,188,317.87
  5. Step 5: Solve for x
    x = 510,188,317.87/30,041.64
  6. Step 6: Final answer
    x = 16,982.71

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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.