Home / 15,696.21-23,652.29-12,983.93

Finding the Fourth Proportional to 15,696.21, 23,652.29 and 12,983.93

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Solution

The fourth proportional to 15,696.21, 23,652.29 and 12,983.93 is: 19,565.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,696.21 : 23,652.29 = 12,983.93 : x
  2. Step 2: Convert to fraction form
    15,696.21/23,652.29 = 12,983.93/x
  3. Step 3: Cross multiply
    15,696.21x = 23,652.29 × 12,983.93
  4. Step 4: Simplify right side
    15,696.21x = 307,099,677.70
  5. Step 5: Solve for x
    x = 307,099,677.70/15,696.21
  6. Step 6: Final answer
    x = 19,565.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.