Home / 22,670.99-31,284.53-12,598.84

Finding the Fourth Proportional to 22,670.99, 31,284.53 and 12,598.84

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Solution

The fourth proportional to 22,670.99, 31,284.53 and 12,598.84 is: 17,385.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,670.99 : 31,284.53 = 12,598.84 : x
  2. Step 2: Convert to fraction form
    22,670.99/31,284.53 = 12,598.84/x
  3. Step 3: Cross multiply
    22,670.99x = 31,284.53 × 12,598.84
  4. Step 4: Simplify right side
    22,670.99x = 394,148,811.30
  5. Step 5: Solve for x
    x = 394,148,811.30/22,670.99
  6. Step 6: Final answer
    x = 17,385.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.