Home / 18,980.38-26,192.69-10,482.84

Finding the Fourth Proportional to 18,980.38, 26,192.69 and 10,482.84

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Solution

The fourth proportional to 18,980.38, 26,192.69 and 10,482.84 is: 14,466.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,980.38 : 26,192.69 = 10,482.84 : x
  2. Step 2: Convert to fraction form
    18,980.38/26,192.69 = 10,482.84/x
  3. Step 3: Cross multiply
    18,980.38x = 26,192.69 × 10,482.84
  4. Step 4: Simplify right side
    18,980.38x = 274,573,868.49
  5. Step 5: Solve for x
    x = 274,573,868.49/18,980.38
  6. Step 6: Final answer
    x = 14,466.20

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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.