Home / 14,411.13-19,728.86-14,313.93

Finding the Fourth Proportional to 14,411.13, 19,728.86 and 14,313.93

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Solution

The fourth proportional to 14,411.13, 19,728.86 and 14,313.93 is: 19,595.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,411.13 : 19,728.86 = 14,313.93 : x
  2. Step 2: Convert to fraction form
    14,411.13/19,728.86 = 14,313.93/x
  3. Step 3: Cross multiply
    14,411.13x = 19,728.86 × 14,313.93
  4. Step 4: Simplify right side
    14,411.13x = 282,397,449.45
  5. Step 5: Solve for x
    x = 282,397,449.45/14,411.13
  6. Step 6: Final answer
    x = 19,595.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.