Home / 14,322.40-19,763.28-8,033.44

Finding the Fourth Proportional to 14,322.40, 19,763.28 and 8,033.44

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Solution

The fourth proportional to 14,322.40, 19,763.28 and 8,033.44 is: 11,085.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,322.40 : 19,763.28 = 8,033.44 : x
  2. Step 2: Convert to fraction form
    14,322.40/19,763.28 = 8,033.44/x
  3. Step 3: Cross multiply
    14,322.40x = 19,763.28 × 8,033.44
  4. Step 4: Simplify right side
    14,322.40x = 158,767,124.08
  5. Step 5: Solve for x
    x = 158,767,124.08/14,322.40
  6. Step 6: Final answer
    x = 11,085.23

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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.