Home / 22,506.14-31,056.68-13,075.32

Finding the Fourth Proportional to 22,506.14, 31,056.68 and 13,075.32

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Solution

The fourth proportional to 22,506.14, 31,056.68 and 13,075.32 is: 18,042.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,506.14 : 31,056.68 = 13,075.32 : x
  2. Step 2: Convert to fraction form
    22,506.14/31,056.68 = 13,075.32/x
  3. Step 3: Cross multiply
    22,506.14x = 31,056.68 × 13,075.32
  4. Step 4: Simplify right side
    22,506.14x = 406,076,029.14
  5. Step 5: Solve for x
    x = 406,076,029.14/22,506.14
  6. Step 6: Final answer
    x = 18,042.90

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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.