Home / 14,672.81-22,013.78-4,284.56

Finding the Fourth Proportional to 14,672.81, 22,013.78 and 4,284.56

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Solution

The fourth proportional to 14,672.81, 22,013.78 and 4,284.56 is: 6,428.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,672.81 : 22,013.78 = 4,284.56 : x
  2. Step 2: Convert to fraction form
    14,672.81/22,013.78 = 4,284.56/x
  3. Step 3: Cross multiply
    14,672.81x = 22,013.78 × 4,284.56
  4. Step 4: Simplify right side
    14,672.81x = 94,319,394.85
  5. Step 5: Solve for x
    x = 94,319,394.85/14,672.81
  6. Step 6: Final answer
    x = 6,428.17

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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.