Home / 15,970.64-23,953.76-4,284

Finding the Fourth Proportional to 15,970.64, 23,953.76 and 4,284

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Solution

The fourth proportional to 15,970.64, 23,953.76 and 4,284 is: 6,425.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,970.64 : 23,953.76 = 4,284 : x
  2. Step 2: Convert to fraction form
    15,970.64/23,953.76 = 4,284/x
  3. Step 3: Cross multiply
    15,970.64x = 23,953.76 × 4,284
  4. Step 4: Simplify right side
    15,970.64x = 102,617,907.84
  5. Step 5: Solve for x
    x = 102,617,907.84/15,970.64
  6. Step 6: Final answer
    x = 6,425.41

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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.