Home / 19,332.75-26,692.17-12,075.90

Finding the Fourth Proportional to 19,332.75, 26,692.17 and 12,075.90

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Solution

The fourth proportional to 19,332.75, 26,692.17 and 12,075.90 is: 16,672.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,332.75 : 26,692.17 = 12,075.90 : x
  2. Step 2: Convert to fraction form
    19,332.75/26,692.17 = 12,075.90/x
  3. Step 3: Cross multiply
    19,332.75x = 26,692.17 × 12,075.90
  4. Step 4: Simplify right side
    19,332.75x = 322,331,975.70
  5. Step 5: Solve for x
    x = 322,331,975.70/19,332.75
  6. Step 6: Final answer
    x = 16,672.85

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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.