Home / 14,221.72-21,303.42-9,527.32

Finding the Fourth Proportional to 14,221.72, 21,303.42 and 9,527.32

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Solution

The fourth proportional to 14,221.72, 21,303.42 and 9,527.32 is: 14,271.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,221.72 : 21,303.42 = 9,527.32 : x
  2. Step 2: Convert to fraction form
    14,221.72/21,303.42 = 9,527.32/x
  3. Step 3: Cross multiply
    14,221.72x = 21,303.42 × 9,527.32
  4. Step 4: Simplify right side
    14,221.72x = 202,964,499.43
  5. Step 5: Solve for x
    x = 202,964,499.43/14,221.72
  6. Step 6: Final answer
    x = 14,271.45

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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.