Home / 28,166.94-38,875.14-16,237.26

Finding the Fourth Proportional to 28,166.94, 38,875.14 and 16,237.26

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Solution

The fourth proportional to 28,166.94, 38,875.14 and 16,237.26 is: 22,410.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,166.94 : 38,875.14 = 16,237.26 : x
  2. Step 2: Convert to fraction form
    28,166.94/38,875.14 = 16,237.26/x
  3. Step 3: Cross multiply
    28,166.94x = 38,875.14 × 16,237.26
  4. Step 4: Simplify right side
    28,166.94x = 631,225,755.72
  5. Step 5: Solve for x
    x = 631,225,755.72/28,166.94
  6. Step 6: Final answer
    x = 22,410.16

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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.