Home / 28,583.58-42,852.48-13,583.17

Finding the Fourth Proportional to 28,583.58, 42,852.48 and 13,583.17

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Solution

The fourth proportional to 28,583.58, 42,852.48 and 13,583.17 is: 20,363.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,583.58 : 42,852.48 = 13,583.17 : x
  2. Step 2: Convert to fraction form
    28,583.58/42,852.48 = 13,583.17/x
  3. Step 3: Cross multiply
    28,583.58x = 42,852.48 × 13,583.17
  4. Step 4: Simplify right side
    28,583.58x = 582,072,731.35
  5. Step 5: Solve for x
    x = 582,072,731.35/28,583.58
  6. Step 6: Final answer
    x = 20,363.88

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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.