Home / 14,051.34-19,479.64-13,302.28

Finding the Fourth Proportional to 14,051.34, 19,479.64 and 13,302.28

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Solution

The fourth proportional to 14,051.34, 19,479.64 and 13,302.28 is: 18,441.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,051.34 : 19,479.64 = 13,302.28 : x
  2. Step 2: Convert to fraction form
    14,051.34/19,479.64 = 13,302.28/x
  3. Step 3: Cross multiply
    14,051.34x = 19,479.64 × 13,302.28
  4. Step 4: Simplify right side
    14,051.34x = 259,123,559.07
  5. Step 5: Solve for x
    x = 259,123,559.07/14,051.34
  6. Step 6: Final answer
    x = 18,441.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.