Home / 19,173.84-26,459.63-11,108.59

Finding the Fourth Proportional to 19,173.84, 26,459.63 and 11,108.59

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Solution

The fourth proportional to 19,173.84, 26,459.63 and 11,108.59 is: 15,329.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,173.84 : 26,459.63 = 11,108.59 : x
  2. Step 2: Convert to fraction form
    19,173.84/26,459.63 = 11,108.59/x
  3. Step 3: Cross multiply
    19,173.84x = 26,459.63 × 11,108.59
  4. Step 4: Simplify right side
    19,173.84x = 293,929,048.92
  5. Step 5: Solve for x
    x = 293,929,048.92/19,173.84
  6. Step 6: Final answer
    x = 15,329.70

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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.