Home / 14,290.56-21,443.15-6,802.58

Finding the Fourth Proportional to 14,290.56, 21,443.15 and 6,802.58

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Solution

The fourth proportional to 14,290.56, 21,443.15 and 6,802.58 is: 10,207.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,290.56 : 21,443.15 = 6,802.58 : x
  2. Step 2: Convert to fraction form
    14,290.56/21,443.15 = 6,802.58/x
  3. Step 3: Cross multiply
    14,290.56x = 21,443.15 × 6,802.58
  4. Step 4: Simplify right side
    14,290.56x = 145,868,813.94
  5. Step 5: Solve for x
    x = 145,868,813.94/14,290.56
  6. Step 6: Final answer
    x = 10,207.35

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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.