Home / 14,984.48-20,680.18-9,322.86

Finding the Fourth Proportional to 14,984.48, 20,680.18 and 9,322.86

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Solution

The fourth proportional to 14,984.48, 20,680.18 and 9,322.86 is: 12,866.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,984.48 : 20,680.18 = 9,322.86 : x
  2. Step 2: Convert to fraction form
    14,984.48/20,680.18 = 9,322.86/x
  3. Step 3: Cross multiply
    14,984.48x = 20,680.18 × 9,322.86
  4. Step 4: Simplify right side
    14,984.48x = 192,798,422.91
  5. Step 5: Solve for x
    x = 192,798,422.91/14,984.48
  6. Step 6: Final answer
    x = 12,866.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.