Home / 26,075.35-35,984.01-14,138.72

Finding the Fourth Proportional to 26,075.35, 35,984.01 and 14,138.72

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Solution

The fourth proportional to 26,075.35, 35,984.01 and 14,138.72 is: 19,511.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,075.35 : 35,984.01 = 14,138.72 : x
  2. Step 2: Convert to fraction form
    26,075.35/35,984.01 = 14,138.72/x
  3. Step 3: Cross multiply
    26,075.35x = 35,984.01 × 14,138.72
  4. Step 4: Simplify right side
    26,075.35x = 508,767,849.91
  5. Step 5: Solve for x
    x = 508,767,849.91/26,075.35
  6. Step 6: Final answer
    x = 19,511.45

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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.