Home / 34,699.13-47,884.69-18,783.54

Finding the Fourth Proportional to 34,699.13, 47,884.69 and 18,783.54

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Solution

The fourth proportional to 34,699.13, 47,884.69 and 18,783.54 is: 25,921.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,699.13 : 47,884.69 = 18,783.54 : x
  2. Step 2: Convert to fraction form
    34,699.13/47,884.69 = 18,783.54/x
  3. Step 3: Cross multiply
    34,699.13x = 47,884.69 × 18,783.54
  4. Step 4: Simplify right side
    34,699.13x = 899,443,990.00
  5. Step 5: Solve for x
    x = 899,443,990.00/34,699.13
  6. Step 6: Final answer
    x = 25,921.23

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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.