Home / 30,155.01-41,613.93-16,725.81

Finding the Fourth Proportional to 30,155.01, 41,613.93 and 16,725.81

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Solution

The fourth proportional to 30,155.01, 41,613.93 and 16,725.81 is: 23,081.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,155.01 : 41,613.93 = 16,725.81 : x
  2. Step 2: Convert to fraction form
    30,155.01/41,613.93 = 16,725.81/x
  3. Step 3: Cross multiply
    30,155.01x = 41,613.93 × 16,725.81
  4. Step 4: Simplify right side
    30,155.01x = 696,026,686.53
  5. Step 5: Solve for x
    x = 696,026,686.53/30,155.01
  6. Step 6: Final answer
    x = 23,081.63

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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.