Home / 47,928.55-71,827.21-30,410.68

Finding the Fourth Proportional to 47,928.55, 71,827.21 and 30,410.68

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Solution

The fourth proportional to 47,928.55, 71,827.21 and 30,410.68 is: 45,574.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,928.55 : 71,827.21 = 30,410.68 : x
  2. Step 2: Convert to fraction form
    47,928.55/71,827.21 = 30,410.68/x
  3. Step 3: Cross multiply
    47,928.55x = 71,827.21 × 30,410.68
  4. Step 4: Simplify right side
    47,928.55x = 2,184,314,298.60
  5. Step 5: Solve for x
    x = 2,184,314,298.60/47,928.55
  6. Step 6: Final answer
    x = 45,574.39

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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.