Home / 14,907.48-20,570.99-8,193.03

Finding the Fourth Proportional to 14,907.48, 20,570.99 and 8,193.03

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Solution

The fourth proportional to 14,907.48, 20,570.99 and 8,193.03 is: 11,305.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,907.48 : 20,570.99 = 8,193.03 : x
  2. Step 2: Convert to fraction form
    14,907.48/20,570.99 = 8,193.03/x
  3. Step 3: Cross multiply
    14,907.48x = 20,570.99 × 8,193.03
  4. Step 4: Simplify right side
    14,907.48x = 168,538,697.23
  5. Step 5: Solve for x
    x = 168,538,697.23/14,907.48
  6. Step 6: Final answer
    x = 11,305.65

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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.