Home / 13,064.63-18,016.97-10,075.73

Finding the Fourth Proportional to 13,064.63, 18,016.97 and 10,075.73

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Solution

The fourth proportional to 13,064.63, 18,016.97 and 10,075.73 is: 13,895.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,064.63 : 18,016.97 = 10,075.73 : x
  2. Step 2: Convert to fraction form
    13,064.63/18,016.97 = 10,075.73/x
  3. Step 3: Cross multiply
    13,064.63x = 18,016.97 × 10,075.73
  4. Step 4: Simplify right side
    13,064.63x = 181,533,984.67
  5. Step 5: Solve for x
    x = 181,533,984.67/13,064.63
  6. Step 6: Final answer
    x = 13,895.08

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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.