Home / 55,019.13-82,528.70-15,576.45

Finding the Fourth Proportional to 55,019.13, 82,528.70 and 15,576.45

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Solution

The fourth proportional to 55,019.13, 82,528.70 and 15,576.45 is: 23,364.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,019.13 : 82,528.70 = 15,576.45 : x
  2. Step 2: Convert to fraction form
    55,019.13/82,528.70 = 15,576.45/x
  3. Step 3: Cross multiply
    55,019.13x = 82,528.70 × 15,576.45
  4. Step 4: Simplify right side
    55,019.13x = 1,285,504,091.23
  5. Step 5: Solve for x
    x = 1,285,504,091.23/55,019.13
  6. Step 6: Final answer
    x = 23,364.68

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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.