Home / 28,013.85-42,033.16-14,683.66

Finding the Fourth Proportional to 28,013.85, 42,033.16 and 14,683.66

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Solution

The fourth proportional to 28,013.85, 42,033.16 and 14,683.66 is: 22,031.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,013.85 : 42,033.16 = 14,683.66 : x
  2. Step 2: Convert to fraction form
    28,013.85/42,033.16 = 14,683.66/x
  3. Step 3: Cross multiply
    28,013.85x = 42,033.16 × 14,683.66
  4. Step 4: Simplify right side
    28,013.85x = 617,200,533.72
  5. Step 5: Solve for x
    x = 617,200,533.72/28,013.85
  6. Step 6: Final answer
    x = 22,031.97

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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.