Home / 34,837.69-48,075.22-18,921.80

Finding the Fourth Proportional to 34,837.69, 48,075.22 and 18,921.80

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Solution

The fourth proportional to 34,837.69, 48,075.22 and 18,921.80 is: 26,111.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,837.69 : 48,075.22 = 18,921.80 : x
  2. Step 2: Convert to fraction form
    34,837.69/48,075.22 = 18,921.80/x
  3. Step 3: Cross multiply
    34,837.69x = 48,075.22 × 18,921.80
  4. Step 4: Simplify right side
    34,837.69x = 909,669,697.80
  5. Step 5: Solve for x
    x = 909,669,697.80/34,837.69
  6. Step 6: Final answer
    x = 26,111.65

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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.