Home / 13,527.08-20,288.73-4,642.27

Finding the Fourth Proportional to 13,527.08, 20,288.73 and 4,642.27

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Solution

The fourth proportional to 13,527.08, 20,288.73 and 4,642.27 is: 6,962.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,527.08 : 20,288.73 = 4,642.27 : x
  2. Step 2: Convert to fraction form
    13,527.08/20,288.73 = 4,642.27/x
  3. Step 3: Cross multiply
    13,527.08x = 20,288.73 × 4,642.27
  4. Step 4: Simplify right side
    13,527.08x = 94,185,762.62
  5. Step 5: Solve for x
    x = 94,185,762.62/13,527.08
  6. Step 6: Final answer
    x = 6,962.76

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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.