Home / 30,576.27-45,868.96-10,853.18

Finding the Fourth Proportional to 30,576.27, 45,868.96 and 10,853.18

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Solution

The fourth proportional to 30,576.27, 45,868.96 and 10,853.18 is: 16,281.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,576.27 : 45,868.96 = 10,853.18 : x
  2. Step 2: Convert to fraction form
    30,576.27/45,868.96 = 10,853.18/x
  3. Step 3: Cross multiply
    30,576.27x = 45,868.96 × 10,853.18
  4. Step 4: Simplify right side
    30,576.27x = 497,824,079.29
  5. Step 5: Solve for x
    x = 497,824,079.29/30,576.27
  6. Step 6: Final answer
    x = 16,281.39

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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.