Home / 23,055.44-31,814.02-12,983.69

Finding the Fourth Proportional to 23,055.44, 31,814.02 and 12,983.69

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Solution

The fourth proportional to 23,055.44, 31,814.02 and 12,983.69 is: 17,916.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,055.44 : 31,814.02 = 12,983.69 : x
  2. Step 2: Convert to fraction form
    23,055.44/31,814.02 = 12,983.69/x
  3. Step 3: Cross multiply
    23,055.44x = 31,814.02 × 12,983.69
  4. Step 4: Simplify right side
    23,055.44x = 413,063,396.07
  5. Step 5: Solve for x
    x = 413,063,396.07/23,055.44
  6. Step 6: Final answer
    x = 17,916.10

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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.