Home / 30,062.83-45,094.55-13,423.71

Finding the Fourth Proportional to 30,062.83, 45,094.55 and 13,423.71

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Solution

The fourth proportional to 30,062.83, 45,094.55 and 13,423.71 is: 20,135.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,062.83 : 45,094.55 = 13,423.71 : x
  2. Step 2: Convert to fraction form
    30,062.83/45,094.55 = 13,423.71/x
  3. Step 3: Cross multiply
    30,062.83x = 45,094.55 × 13,423.71
  4. Step 4: Simplify right side
    30,062.83x = 605,336,161.78
  5. Step 5: Solve for x
    x = 605,336,161.78/30,062.83
  6. Step 6: Final answer
    x = 20,135.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.