Home / 14,306.28-21,459.42-6,509.63

Finding the Fourth Proportional to 14,306.28, 21,459.42 and 6,509.63

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Solution

The fourth proportional to 14,306.28, 21,459.42 and 6,509.63 is: 9,764.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,306.28 : 21,459.42 = 6,509.63 : x
  2. Step 2: Convert to fraction form
    14,306.28/21,459.42 = 6,509.63/x
  3. Step 3: Cross multiply
    14,306.28x = 21,459.42 × 6,509.63
  4. Step 4: Simplify right side
    14,306.28x = 139,692,776.92
  5. Step 5: Solve for x
    x = 139,692,776.92/14,306.28
  6. Step 6: Final answer
    x = 9,764.44

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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.