Home / 14,989.36-22,485.14-4,315.28

Finding the Fourth Proportional to 14,989.36, 22,485.14 and 4,315.28

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Solution

The fourth proportional to 14,989.36, 22,485.14 and 4,315.28 is: 6,473.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,989.36 : 22,485.14 = 4,315.28 : x
  2. Step 2: Convert to fraction form
    14,989.36/22,485.14 = 4,315.28/x
  3. Step 3: Cross multiply
    14,989.36x = 22,485.14 × 4,315.28
  4. Step 4: Simplify right side
    14,989.36x = 97,029,674.94
  5. Step 5: Solve for x
    x = 97,029,674.94/14,989.36
  6. Step 6: Final answer
    x = 6,473.24

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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.