Home / 22,554.26-31,124.37-12,482.09

Finding the Fourth Proportional to 22,554.26, 31,124.37 and 12,482.09

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Solution

The fourth proportional to 22,554.26, 31,124.37 and 12,482.09 is: 17,225.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,554.26 : 31,124.37 = 12,482.09 : x
  2. Step 2: Convert to fraction form
    22,554.26/31,124.37 = 12,482.09/x
  3. Step 3: Cross multiply
    22,554.26x = 31,124.37 × 12,482.09
  4. Step 4: Simplify right side
    22,554.26x = 388,497,031.91
  5. Step 5: Solve for x
    x = 388,497,031.91/22,554.26
  6. Step 6: Final answer
    x = 17,225.00

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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.