Home / 14,831.02-20,457.34-10,353.12

Finding the Fourth Proportional to 14,831.02, 20,457.34 and 10,353.12

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Solution

The fourth proportional to 14,831.02, 20,457.34 and 10,353.12 is: 14,280.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,831.02 : 20,457.34 = 10,353.12 : x
  2. Step 2: Convert to fraction form
    14,831.02/20,457.34 = 10,353.12/x
  3. Step 3: Cross multiply
    14,831.02x = 20,457.34 × 10,353.12
  4. Step 4: Simplify right side
    14,831.02x = 211,797,295.90
  5. Step 5: Solve for x
    x = 211,797,295.90/14,831.02
  6. Step 6: Final answer
    x = 14,280.70

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