Home / 13,521.66-20,289.63-9,598.26

Finding the Fourth Proportional to 13,521.66, 20,289.63 and 9,598.26

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Solution

The fourth proportional to 13,521.66, 20,289.63 and 9,598.26 is: 14,402.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,521.66 : 20,289.63 = 9,598.26 : x
  2. Step 2: Convert to fraction form
    13,521.66/20,289.63 = 9,598.26/x
  3. Step 3: Cross multiply
    13,521.66x = 20,289.63 × 9,598.26
  4. Step 4: Simplify right side
    13,521.66x = 194,745,144.04
  5. Step 5: Solve for x
    x = 194,745,144.04/13,521.66
  6. Step 6: Final answer
    x = 14,402.46

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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.