Home / 12,281.24-16,948.10-6,692.28

Finding the Fourth Proportional to 12,281.24, 16,948.10 and 6,692.28

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Solution

The fourth proportional to 12,281.24, 16,948.10 and 6,692.28 is: 9,235.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,281.24 : 16,948.10 = 6,692.28 : x
  2. Step 2: Convert to fraction form
    12,281.24/16,948.10 = 6,692.28/x
  3. Step 3: Cross multiply
    12,281.24x = 16,948.10 × 6,692.28
  4. Step 4: Simplify right side
    12,281.24x = 113,421,430.67
  5. Step 5: Solve for x
    x = 113,421,430.67/12,281.24
  6. Step 6: Final answer
    x = 9,235.34

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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.