Home / 14,677.70-22,019.80-4,290.26

Finding the Fourth Proportional to 14,677.70, 22,019.80 and 4,290.26

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Solution

The fourth proportional to 14,677.70, 22,019.80 and 4,290.26 is: 6,436.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,677.70 : 22,019.80 = 4,290.26 : x
  2. Step 2: Convert to fraction form
    14,677.70/22,019.80 = 4,290.26/x
  3. Step 3: Cross multiply
    14,677.70x = 22,019.80 × 4,290.26
  4. Step 4: Simplify right side
    14,677.70x = 94,470,667.15
  5. Step 5: Solve for x
    x = 94,470,667.15/14,677.70
  6. Step 6: Final answer
    x = 6,436.34

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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.