Home / 14,312.87-21,471.25-4,950.37

Finding the Fourth Proportional to 14,312.87, 21,471.25 and 4,950.37

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Solution

The fourth proportional to 14,312.87, 21,471.25 and 4,950.37 is: 7,426.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,312.87 : 21,471.25 = 4,950.37 : x
  2. Step 2: Convert to fraction form
    14,312.87/21,471.25 = 4,950.37/x
  3. Step 3: Cross multiply
    14,312.87x = 21,471.25 × 4,950.37
  4. Step 4: Simplify right side
    14,312.87x = 106,290,695.87
  5. Step 5: Solve for x
    x = 106,290,695.87/14,312.87
  6. Step 6: Final answer
    x = 7,426.23

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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.