Home / 25,661.65-35,412.39-14,330.83

Finding the Fourth Proportional to 25,661.65, 35,412.39 and 14,330.83

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Solution

The fourth proportional to 25,661.65, 35,412.39 and 14,330.83 is: 19,776.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,661.65 : 35,412.39 = 14,330.83 : x
  2. Step 2: Convert to fraction form
    25,661.65/35,412.39 = 14,330.83/x
  3. Step 3: Cross multiply
    25,661.65x = 35,412.39 × 14,330.83
  4. Step 4: Simplify right side
    25,661.65x = 507,488,940.98
  5. Step 5: Solve for x
    x = 507,488,940.98/25,661.65
  6. Step 6: Final answer
    x = 19,776.16

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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.