Home / 26,973.98-40,482.15-18,712.13

Finding the Fourth Proportional to 26,973.98, 40,482.15 and 18,712.13

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Solution

The fourth proportional to 26,973.98, 40,482.15 and 18,712.13 is: 28,082.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,973.98 : 40,482.15 = 18,712.13 : x
  2. Step 2: Convert to fraction form
    26,973.98/40,482.15 = 18,712.13/x
  3. Step 3: Cross multiply
    26,973.98x = 40,482.15 × 18,712.13
  4. Step 4: Simplify right side
    26,973.98x = 757,507,051.07
  5. Step 5: Solve for x
    x = 757,507,051.07/26,973.98
  6. Step 6: Final answer
    x = 28,082.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.