Home / 35,115.47-52,671.58-12,927.28

Finding the Fourth Proportional to 35,115.47, 52,671.58 and 12,927.28

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Solution

The fourth proportional to 35,115.47, 52,671.58 and 12,927.28 is: 19,390.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,115.47 : 52,671.58 = 12,927.28 : x
  2. Step 2: Convert to fraction form
    35,115.47/52,671.58 = 12,927.28/x
  3. Step 3: Cross multiply
    35,115.47x = 52,671.58 × 12,927.28
  4. Step 4: Simplify right side
    35,115.47x = 680,900,262.70
  5. Step 5: Solve for x
    x = 680,900,262.70/35,115.47
  6. Step 6: Final answer
    x = 19,390.32

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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.