Home / 13,549.48-20,326.95-4,783.25

Finding the Fourth Proportional to 13,549.48, 20,326.95 and 4,783.25

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Solution

The fourth proportional to 13,549.48, 20,326.95 and 4,783.25 is: 7,175.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,549.48 : 20,326.95 = 4,783.25 : x
  2. Step 2: Convert to fraction form
    13,549.48/20,326.95 = 4,783.25/x
  3. Step 3: Cross multiply
    13,549.48x = 20,326.95 × 4,783.25
  4. Step 4: Simplify right side
    13,549.48x = 97,228,934.40
  5. Step 5: Solve for x
    x = 97,228,934.40/13,549.48
  6. Step 6: Final answer
    x = 7,175.84

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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.