Home / 19,336.96-26,687.13-10,840.45

Finding the Fourth Proportional to 19,336.96, 26,687.13 and 10,840.45

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Solution

The fourth proportional to 19,336.96, 26,687.13 and 10,840.45 is: 14,961.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,336.96 : 26,687.13 = 10,840.45 : x
  2. Step 2: Convert to fraction form
    19,336.96/26,687.13 = 10,840.45/x
  3. Step 3: Cross multiply
    19,336.96x = 26,687.13 × 10,840.45
  4. Step 4: Simplify right side
    19,336.96x = 289,300,498.41
  5. Step 5: Solve for x
    x = 289,300,498.41/19,336.96
  6. Step 6: Final answer
    x = 14,961.01

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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.