Home / 30,031.48-41,445.94-17,458.68

Finding the Fourth Proportional to 30,031.48, 41,445.94 and 17,458.68

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Solution

The fourth proportional to 30,031.48, 41,445.94 and 17,458.68 is: 24,094.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,031.48 : 41,445.94 = 17,458.68 : x
  2. Step 2: Convert to fraction form
    30,031.48/41,445.94 = 17,458.68/x
  3. Step 3: Cross multiply
    30,031.48x = 41,445.94 × 17,458.68
  4. Step 4: Simplify right side
    30,031.48x = 723,591,403.76
  5. Step 5: Solve for x
    x = 723,591,403.76/30,031.48
  6. Step 6: Final answer
    x = 24,094.43

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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.