Home / 22,682.37-31,303.08-12,613.06

Finding the Fourth Proportional to 22,682.37, 31,303.08 and 12,613.06

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Solution

The fourth proportional to 22,682.37, 31,303.08 and 12,613.06 is: 17,406.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,682.37 : 31,303.08 = 12,613.06 : x
  2. Step 2: Convert to fraction form
    22,682.37/31,303.08 = 12,613.06/x
  3. Step 3: Cross multiply
    22,682.37x = 31,303.08 × 12,613.06
  4. Step 4: Simplify right side
    22,682.37x = 394,827,547.97
  5. Step 5: Solve for x
    x = 394,827,547.97/22,682.37
  6. Step 6: Final answer
    x = 17,406.80

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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.