Home / 30,346.08-41,873.44-16,915.72

Finding the Fourth Proportional to 30,346.08, 41,873.44 and 16,915.72

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Solution

The fourth proportional to 30,346.08, 41,873.44 and 16,915.72 is: 23,341.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,346.08 : 41,873.44 = 16,915.72 : x
  2. Step 2: Convert to fraction form
    30,346.08/41,873.44 = 16,915.72/x
  3. Step 3: Cross multiply
    30,346.08x = 41,873.44 × 16,915.72
  4. Step 4: Simplify right side
    30,346.08x = 708,319,386.48
  5. Step 5: Solve for x
    x = 708,319,386.48/30,346.08
  6. Step 6: Final answer
    x = 23,341.38

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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.