Home / 25,284.07-34,853.65-18,207.91

Finding the Fourth Proportional to 25,284.07, 34,853.65 and 18,207.91

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Solution

The fourth proportional to 25,284.07, 34,853.65 and 18,207.91 is: 25,099.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,284.07 : 34,853.65 = 18,207.91 : x
  2. Step 2: Convert to fraction form
    25,284.07/34,853.65 = 18,207.91/x
  3. Step 3: Cross multiply
    25,284.07x = 34,853.65 × 18,207.91
  4. Step 4: Simplify right side
    25,284.07x = 634,612,122.37
  5. Step 5: Solve for x
    x = 634,612,122.37/25,284.07
  6. Step 6: Final answer
    x = 25,099.29

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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.