Home / 28,626.58-42,893.18-14,567.28

Finding the Fourth Proportional to 28,626.58, 42,893.18 and 14,567.28

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Solution

The fourth proportional to 28,626.58, 42,893.18 and 14,567.28 is: 21,827.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,626.58 : 42,893.18 = 14,567.28 : x
  2. Step 2: Convert to fraction form
    28,626.58/42,893.18 = 14,567.28/x
  3. Step 3: Cross multiply
    28,626.58x = 42,893.18 × 14,567.28
  4. Step 4: Simplify right side
    28,626.58x = 624,836,963.15
  5. Step 5: Solve for x
    x = 624,836,963.15/28,626.58
  6. Step 6: Final answer
    x = 21,827.16

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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.