Home / 47,583.96-65,639.52-30,324.12

Finding the Fourth Proportional to 47,583.96, 65,639.52 and 30,324.12

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Solution

The fourth proportional to 47,583.96, 65,639.52 and 30,324.12 is: 41,830.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,583.96 : 65,639.52 = 30,324.12 : x
  2. Step 2: Convert to fraction form
    47,583.96/65,639.52 = 30,324.12/x
  3. Step 3: Cross multiply
    47,583.96x = 65,639.52 × 30,324.12
  4. Step 4: Simplify right side
    47,583.96x = 1,990,460,681.22
  5. Step 5: Solve for x
    x = 1,990,460,681.22/47,583.96
  6. Step 6: Final answer
    x = 41,830.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.