Home / 26,075.94-39,123.69-12,042.69

Finding the Fourth Proportional to 26,075.94, 39,123.69 and 12,042.69

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Solution

The fourth proportional to 26,075.94, 39,123.69 and 12,042.69 is: 18,068.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,075.94 : 39,123.69 = 12,042.69 : x
  2. Step 2: Convert to fraction form
    26,075.94/39,123.69 = 12,042.69/x
  3. Step 3: Cross multiply
    26,075.94x = 39,123.69 × 12,042.69
  4. Step 4: Simplify right side
    26,075.94x = 471,154,470.33
  5. Step 5: Solve for x
    x = 471,154,470.33/26,075.94
  6. Step 6: Final answer
    x = 18,068.55

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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.