Home / 30,154.93-41,612.10-16,725.22

Finding the Fourth Proportional to 30,154.93, 41,612.10 and 16,725.22

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Solution

The fourth proportional to 30,154.93, 41,612.10 and 16,725.22 is: 23,079.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,154.93 : 41,612.10 = 16,725.22 : x
  2. Step 2: Convert to fraction form
    30,154.93/41,612.10 = 16,725.22/x
  3. Step 3: Cross multiply
    30,154.93x = 41,612.10 × 16,725.22
  4. Step 4: Simplify right side
    30,154.93x = 695,971,527.16
  5. Step 5: Solve for x
    x = 695,971,527.16/30,154.93
  6. Step 6: Final answer
    x = 23,079.86

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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.