Home / 14,539.40-21,809.10-9,614.60

Finding the Fourth Proportional to 14,539.40, 21,809.10 and 9,614.60

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Solution

The fourth proportional to 14,539.40, 21,809.10 and 9,614.60 is: 14,421.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,539.40 : 21,809.10 = 9,614.60 : x
  2. Step 2: Convert to fraction form
    14,539.40/21,809.10 = 9,614.60/x
  3. Step 3: Cross multiply
    14,539.40x = 21,809.10 × 9,614.60
  4. Step 4: Simplify right side
    14,539.40x = 209,685,772.86
  5. Step 5: Solve for x
    x = 209,685,772.86/14,539.40
  6. Step 6: Final answer
    x = 14,421.90

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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.