Home / 26,075.40-35,984.10-14,138.70

Finding the Fourth Proportional to 26,075.40, 35,984.10 and 14,138.70

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Solution

The fourth proportional to 26,075.40, 35,984.10 and 14,138.70 is: 19,511.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,075.40 : 35,984.10 = 14,138.70 : x
  2. Step 2: Convert to fraction form
    26,075.40/35,984.10 = 14,138.70/x
  3. Step 3: Cross multiply
    26,075.40x = 35,984.10 × 14,138.70
  4. Step 4: Simplify right side
    26,075.40x = 508,768,394.67
  5. Step 5: Solve for x
    x = 508,768,394.67/26,075.40
  6. Step 6: Final answer
    x = 19,511.43

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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.