Home / 18,482.06-25,507.38-10,525.58

Finding the Fourth Proportional to 18,482.06, 25,507.38 and 10,525.58

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Solution

The fourth proportional to 18,482.06, 25,507.38 and 10,525.58 is: 14,526.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,482.06 : 25,507.38 = 10,525.58 : x
  2. Step 2: Convert to fraction form
    18,482.06/25,507.38 = 10,525.58/x
  3. Step 3: Cross multiply
    18,482.06x = 25,507.38 × 10,525.58
  4. Step 4: Simplify right side
    18,482.06x = 268,479,968.78
  5. Step 5: Solve for x
    x = 268,479,968.78/18,482.06
  6. Step 6: Final answer
    x = 14,526.52

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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.