Home / 14,395.32-19,868.49-9,086.58

Finding the Fourth Proportional to 14,395.32, 19,868.49 and 9,086.58

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Solution

The fourth proportional to 14,395.32, 19,868.49 and 9,086.58 is: 12,541.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,395.32 : 19,868.49 = 9,086.58 : x
  2. Step 2: Convert to fraction form
    14,395.32/19,868.49 = 9,086.58/x
  3. Step 3: Cross multiply
    14,395.32x = 19,868.49 × 9,086.58
  4. Step 4: Simplify right side
    14,395.32x = 180,536,623.86
  5. Step 5: Solve for x
    x = 180,536,623.86/14,395.32
  6. Step 6: Final answer
    x = 12,541.34

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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.