Home / 28,607.94-39,476.78-16,030.26

Finding the Fourth Proportional to 28,607.94, 39,476.78 and 16,030.26

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Solution

The fourth proportional to 28,607.94, 39,476.78 and 16,030.26 is: 22,120.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,607.94 : 39,476.78 = 16,030.26 : x
  2. Step 2: Convert to fraction form
    28,607.94/39,476.78 = 16,030.26/x
  3. Step 3: Cross multiply
    28,607.94x = 39,476.78 × 16,030.26
  4. Step 4: Simplify right side
    28,607.94x = 632,823,047.36
  5. Step 5: Solve for x
    x = 632,823,047.36/28,607.94
  6. Step 6: Final answer
    x = 22,120.54

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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.