Home / 22,088.23-30,481.21-12,656.19

Finding the Fourth Proportional to 22,088.23, 30,481.21 and 12,656.19

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Solution

The fourth proportional to 22,088.23, 30,481.21 and 12,656.19 is: 17,465.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,088.23 : 30,481.21 = 12,656.19 : x
  2. Step 2: Convert to fraction form
    22,088.23/30,481.21 = 12,656.19/x
  3. Step 3: Cross multiply
    22,088.23x = 30,481.21 × 12,656.19
  4. Step 4: Simplify right side
    22,088.23x = 385,775,985.19
  5. Step 5: Solve for x
    x = 385,775,985.19/22,088.23
  6. Step 6: Final answer
    x = 17,465.23

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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.