Home / 28,364.68-42,573.26-14,334.58

Finding the Fourth Proportional to 28,364.68, 42,573.26 and 14,334.58

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Solution

The fourth proportional to 28,364.68, 42,573.26 and 14,334.58 is: 21,515.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,364.68 : 42,573.26 = 14,334.58 : x
  2. Step 2: Convert to fraction form
    28,364.68/42,573.26 = 14,334.58/x
  3. Step 3: Cross multiply
    28,364.68x = 42,573.26 × 14,334.58
  4. Step 4: Simplify right side
    28,364.68x = 610,269,801.33
  5. Step 5: Solve for x
    x = 610,269,801.33/28,364.68
  6. Step 6: Final answer
    x = 21,515.13

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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.