Home / 47,774.22-65,957.94-30,784.48

Finding the Fourth Proportional to 47,774.22, 65,957.94 and 30,784.48

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Solution

The fourth proportional to 47,774.22, 65,957.94 and 30,784.48 is: 42,501.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,774.22 : 65,957.94 = 30,784.48 : x
  2. Step 2: Convert to fraction form
    47,774.22/65,957.94 = 30,784.48/x
  3. Step 3: Cross multiply
    47,774.22x = 65,957.94 × 30,784.48
  4. Step 4: Simplify right side
    47,774.22x = 2,030,480,884.77
  5. Step 5: Solve for x
    x = 2,030,480,884.77/47,774.22
  6. Step 6: Final answer
    x = 42,501.60

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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.