Home / 28,323.64-42,446.58-14,443.48

Finding the Fourth Proportional to 28,323.64, 42,446.58 and 14,443.48

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Solution

The fourth proportional to 28,323.64, 42,446.58 and 14,443.48 is: 21,645.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,323.64 : 42,446.58 = 14,443.48 : x
  2. Step 2: Convert to fraction form
    28,323.64/42,446.58 = 14,443.48/x
  3. Step 3: Cross multiply
    28,323.64x = 42,446.58 × 14,443.48
  4. Step 4: Simplify right side
    28,323.64x = 613,076,329.30
  5. Step 5: Solve for x
    x = 613,076,329.30/28,323.64
  6. Step 6: Final answer
    x = 21,645.39

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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.