Home / 13,783.08-20,677.58-4,548.36

Finding the Fourth Proportional to 13,783.08, 20,677.58 and 4,548.36

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Solution

The fourth proportional to 13,783.08, 20,677.58 and 4,548.36 is: 6,823.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,783.08 : 20,677.58 = 4,548.36 : x
  2. Step 2: Convert to fraction form
    13,783.08/20,677.58 = 4,548.36/x
  3. Step 3: Cross multiply
    13,783.08x = 20,677.58 × 4,548.36
  4. Step 4: Simplify right side
    13,783.08x = 94,049,077.77
  5. Step 5: Solve for x
    x = 94,049,077.77/13,783.08
  6. Step 6: Final answer
    x = 6,823.52

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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.