Home / 14,459.50-21,692.90-4,071.25

Finding the Fourth Proportional to 14,459.50, 21,692.90 and 4,071.25

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Solution

The fourth proportional to 14,459.50, 21,692.90 and 4,071.25 is: 6,107.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,459.50 : 21,692.90 = 4,071.25 : x
  2. Step 2: Convert to fraction form
    14,459.50/21,692.90 = 4,071.25/x
  3. Step 3: Cross multiply
    14,459.50x = 21,692.90 × 4,071.25
  4. Step 4: Simplify right side
    14,459.50x = 88,317,219.13
  5. Step 5: Solve for x
    x = 88,317,219.13/14,459.50
  6. Step 6: Final answer
    x = 6,107.90

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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.