Home / 26,455.21-36,509.08-14,519.21

Finding the Fourth Proportional to 26,455.21, 36,509.08 and 14,519.21

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Solution

The fourth proportional to 26,455.21, 36,509.08 and 14,519.21 is: 20,036.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,455.21 : 36,509.08 = 14,519.21 : x
  2. Step 2: Convert to fraction form
    26,455.21/36,509.08 = 14,519.21/x
  3. Step 3: Cross multiply
    26,455.21x = 36,509.08 × 14,519.21
  4. Step 4: Simplify right side
    26,455.21x = 530,082,744.29
  5. Step 5: Solve for x
    x = 530,082,744.29/26,455.21
  6. Step 6: Final answer
    x = 20,036.99

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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.