Home / 23,053.23-31,816.50-12,983.66

Finding the Fourth Proportional to 23,053.23, 31,816.50 and 12,983.66

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Solution

The fourth proportional to 23,053.23, 31,816.50 and 12,983.66 is: 17,919.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,053.23 : 31,816.50 = 12,983.66 : x
  2. Step 2: Convert to fraction form
    23,053.23/31,816.50 = 12,983.66/x
  3. Step 3: Cross multiply
    23,053.23x = 31,816.50 × 12,983.66
  4. Step 4: Simplify right side
    23,053.23x = 413,094,459.31
  5. Step 5: Solve for x
    x = 413,094,459.31/23,053.23
  6. Step 6: Final answer
    x = 17,919.16

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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.