Home / 30,342.18-41,873.51-16,913.43

Finding the Fourth Proportional to 30,342.18, 41,873.51 and 16,913.43

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Solution

The fourth proportional to 30,342.18, 41,873.51 and 16,913.43 is: 23,341.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,342.18 : 41,873.51 = 16,913.43 : x
  2. Step 2: Convert to fraction form
    30,342.18/41,873.51 = 16,913.43/x
  3. Step 3: Cross multiply
    30,342.18x = 41,873.51 × 16,913.43
  4. Step 4: Simplify right side
    30,342.18x = 708,224,595.67
  5. Step 5: Solve for x
    x = 708,224,595.67/30,342.18
  6. Step 6: Final answer
    x = 23,341.26

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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.