Home / 23,136.16-31,927.75-12,525.77

Finding the Fourth Proportional to 23,136.16, 31,927.75 and 12,525.77

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Solution

The fourth proportional to 23,136.16, 31,927.75 and 12,525.77 is: 17,285.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,136.16 : 31,927.75 = 12,525.77 : x
  2. Step 2: Convert to fraction form
    23,136.16/31,927.75 = 12,525.77/x
  3. Step 3: Cross multiply
    23,136.16x = 31,927.75 × 12,525.77
  4. Step 4: Simplify right side
    23,136.16x = 399,919,653.12
  5. Step 5: Solve for x
    x = 399,919,653.12/23,136.16
  6. Step 6: Final answer
    x = 17,285.48

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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.