Home / 18,395.02-25,384.75-10,328.86

Finding the Fourth Proportional to 18,395.02, 25,384.75 and 10,328.86

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Solution

The fourth proportional to 18,395.02, 25,384.75 and 10,328.86 is: 14,253.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,395.02 : 25,384.75 = 10,328.86 : x
  2. Step 2: Convert to fraction form
    18,395.02/25,384.75 = 10,328.86/x
  3. Step 3: Cross multiply
    18,395.02x = 25,384.75 × 10,328.86
  4. Step 4: Simplify right side
    18,395.02x = 262,195,528.89
  5. Step 5: Solve for x
    x = 262,195,528.89/18,395.02
  6. Step 6: Final answer
    x = 14,253.61

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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.