Home / 14,454.72-19,950.85-9,410.16

Finding the Fourth Proportional to 14,454.72, 19,950.85 and 9,410.16

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Solution

The fourth proportional to 14,454.72, 19,950.85 and 9,410.16 is: 12,988.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,454.72 : 19,950.85 = 9,410.16 : x
  2. Step 2: Convert to fraction form
    14,454.72/19,950.85 = 9,410.16/x
  3. Step 3: Cross multiply
    14,454.72x = 19,950.85 × 9,410.16
  4. Step 4: Simplify right side
    14,454.72x = 187,740,664.99
  5. Step 5: Solve for x
    x = 187,740,664.99/14,454.72
  6. Step 6: Final answer
    x = 12,988.19

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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.