Home / 15,528.44-23,159.98-13,203.74

Finding the Fourth Proportional to 15,528.44, 23,159.98 and 13,203.74

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Solution

The fourth proportional to 15,528.44, 23,159.98 and 13,203.74 is: 19,692.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,528.44 : 23,159.98 = 13,203.74 : x
  2. Step 2: Convert to fraction form
    15,528.44/23,159.98 = 13,203.74/x
  3. Step 3: Cross multiply
    15,528.44x = 23,159.98 × 13,203.74
  4. Step 4: Simplify right side
    15,528.44x = 305,798,354.33
  5. Step 5: Solve for x
    x = 305,798,354.33/15,528.44
  6. Step 6: Final answer
    x = 19,692.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.