Home / 27,307.24-40,970.70-14,168.20

Finding the Fourth Proportional to 27,307.24, 40,970.70 and 14,168.20

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Solution

The fourth proportional to 27,307.24, 40,970.70 and 14,168.20 is: 21,257.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,307.24 : 40,970.70 = 14,168.20 : x
  2. Step 2: Convert to fraction form
    27,307.24/40,970.70 = 14,168.20/x
  3. Step 3: Cross multiply
    27,307.24x = 40,970.70 × 14,168.20
  4. Step 4: Simplify right side
    27,307.24x = 580,481,071.74
  5. Step 5: Solve for x
    x = 580,481,071.74/27,307.24
  6. Step 6: Final answer
    x = 21,257.41

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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.