Home / 14,368.15-21,551.53-5,007.79

Finding the Fourth Proportional to 14,368.15, 21,551.53 and 5,007.79

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Solution

The fourth proportional to 14,368.15, 21,551.53 and 5,007.79 is: 7,511.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,368.15 : 21,551.53 = 5,007.79 : x
  2. Step 2: Convert to fraction form
    14,368.15/21,551.53 = 5,007.79/x
  3. Step 3: Cross multiply
    14,368.15x = 21,551.53 × 5,007.79
  4. Step 4: Simplify right side
    14,368.15x = 107,925,536.42
  5. Step 5: Solve for x
    x = 107,925,536.42/14,368.15
  6. Step 6: Final answer
    x = 7,511.44

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1.5x scale

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.