Home / 22,282.22-30,746.54-13,326.45

Finding the Fourth Proportional to 22,282.22, 30,746.54 and 13,326.45

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Solution

The fourth proportional to 22,282.22, 30,746.54 and 13,326.45 is: 18,388.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,282.22 : 30,746.54 = 13,326.45 : x
  2. Step 2: Convert to fraction form
    22,282.22/30,746.54 = 13,326.45/x
  3. Step 3: Cross multiply
    22,282.22x = 30,746.54 × 13,326.45
  4. Step 4: Simplify right side
    22,282.22x = 409,742,199.78
  5. Step 5: Solve for x
    x = 409,742,199.78/22,282.22
  6. Step 6: Final answer
    x = 18,388.75

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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.