Home / 16,840.76-25,278.75-6,985.89

Finding the Fourth Proportional to 16,840.76, 25,278.75 and 6,985.89

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Solution

The fourth proportional to 16,840.76, 25,278.75 and 6,985.89 is: 10,486.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,840.76 : 25,278.75 = 6,985.89 : x
  2. Step 2: Convert to fraction form
    16,840.76/25,278.75 = 6,985.89/x
  3. Step 3: Cross multiply
    16,840.76x = 25,278.75 × 6,985.89
  4. Step 4: Simplify right side
    16,840.76x = 176,594,566.84
  5. Step 5: Solve for x
    x = 176,594,566.84/16,840.76
  6. Step 6: Final answer
    x = 10,486.14

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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.