Home / 34,814.94-48,008.25-20,665.05

Finding the Fourth Proportional to 34,814.94, 48,008.25 and 20,665.05

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Solution

The fourth proportional to 34,814.94, 48,008.25 and 20,665.05 is: 28,496.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,814.94 : 48,008.25 = 20,665.05 : x
  2. Step 2: Convert to fraction form
    34,814.94/48,008.25 = 20,665.05/x
  3. Step 3: Cross multiply
    34,814.94x = 48,008.25 × 20,665.05
  4. Step 4: Simplify right side
    34,814.94x = 992,092,886.66
  5. Step 5: Solve for x
    x = 992,092,886.66/34,814.94
  6. Step 6: Final answer
    x = 28,496.18

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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.