Home / 19,131.60-26,401.57-10,633.45

Finding the Fourth Proportional to 19,131.60, 26,401.57 and 10,633.45

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Solution

The fourth proportional to 19,131.60, 26,401.57 and 10,633.45 is: 14,674.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,131.60 : 26,401.57 = 10,633.45 : x
  2. Step 2: Convert to fraction form
    19,131.60/26,401.57 = 10,633.45/x
  3. Step 3: Cross multiply
    19,131.60x = 26,401.57 × 10,633.45
  4. Step 4: Simplify right side
    19,131.60x = 280,739,774.52
  5. Step 5: Solve for x
    x = 280,739,774.52/19,131.60
  6. Step 6: Final answer
    x = 14,674.14

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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.