Home / 28,644.93-39,523.89-17,312.18

Finding the Fourth Proportional to 28,644.93, 39,523.89 and 17,312.18

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Solution

The fourth proportional to 28,644.93, 39,523.89 and 17,312.18 is: 23,887.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,644.93 : 39,523.89 = 17,312.18 : x
  2. Step 2: Convert to fraction form
    28,644.93/39,523.89 = 17,312.18/x
  3. Step 3: Cross multiply
    28,644.93x = 39,523.89 × 17,312.18
  4. Step 4: Simplify right side
    28,644.93x = 684,244,500.36
  5. Step 5: Solve for x
    x = 684,244,500.36/28,644.93
  6. Step 6: Final answer
    x = 23,887.11

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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.