Home / 22,496.16-31,052.88-18,297.12

Finding the Fourth Proportional to 22,496.16, 31,052.88 and 18,297.12

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Solution

The fourth proportional to 22,496.16, 31,052.88 and 18,297.12 is: 25,256.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,496.16 : 31,052.88 = 18,297.12 : x
  2. Step 2: Convert to fraction form
    22,496.16/31,052.88 = 18,297.12/x
  3. Step 3: Cross multiply
    22,496.16x = 31,052.88 × 18,297.12
  4. Step 4: Simplify right side
    22,496.16x = 568,178,271.71
  5. Step 5: Solve for x
    x = 568,178,271.71/22,496.16
  6. Step 6: Final answer
    x = 25,256.68

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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.