Home / 53,685.99-74,087.66-29,814.89

Finding the Fourth Proportional to 53,685.99, 74,087.66 and 29,814.89

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Solution

The fourth proportional to 53,685.99, 74,087.66 and 29,814.89 is: 41,145.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,685.99 : 74,087.66 = 29,814.89 : x
  2. Step 2: Convert to fraction form
    53,685.99/74,087.66 = 29,814.89/x
  3. Step 3: Cross multiply
    53,685.99x = 74,087.66 × 29,814.89
  4. Step 4: Simplify right side
    53,685.99x = 2,208,915,137.36
  5. Step 5: Solve for x
    x = 2,208,915,137.36/53,685.99
  6. Step 6: Final answer
    x = 41,145.09

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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.