Home / 14,052.60-21,057.30-9,430.20

Finding the Fourth Proportional to 14,052.60, 21,057.30 and 9,430.20

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Solution

The fourth proportional to 14,052.60, 21,057.30 and 9,430.20 is: 14,130.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,052.60 : 21,057.30 = 9,430.20 : x
  2. Step 2: Convert to fraction form
    14,052.60/21,057.30 = 9,430.20/x
  3. Step 3: Cross multiply
    14,052.60x = 21,057.30 × 9,430.20
  4. Step 4: Simplify right side
    14,052.60x = 198,574,550.46
  5. Step 5: Solve for x
    x = 198,574,550.46/14,052.60
  6. Step 6: Final answer
    x = 14,130.81

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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.