Home / 47,674.24-65,783.14-28,549.54

Finding the Fourth Proportional to 47,674.24, 65,783.14 and 28,549.54

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Solution

The fourth proportional to 47,674.24, 65,783.14 and 28,549.54 is: 39,393.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,674.24 : 65,783.14 = 28,549.54 : x
  2. Step 2: Convert to fraction form
    47,674.24/65,783.14 = 28,549.54/x
  3. Step 3: Cross multiply
    47,674.24x = 65,783.14 × 28,549.54
  4. Step 4: Simplify right side
    47,674.24x = 1,878,078,386.76
  5. Step 5: Solve for x
    x = 1,878,078,386.76/47,674.24
  6. Step 6: Final answer
    x = 39,393.99

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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.