Home / 45,408.55-62,672.47-30,068.04

Finding the Fourth Proportional to 45,408.55, 62,672.47 and 30,068.04

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Solution

The fourth proportional to 45,408.55, 62,672.47 and 30,068.04 is: 41,499.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,408.55 : 62,672.47 = 30,068.04 : x
  2. Step 2: Convert to fraction form
    45,408.55/62,672.47 = 30,068.04/x
  3. Step 3: Cross multiply
    45,408.55x = 62,672.47 × 30,068.04
  4. Step 4: Simplify right side
    45,408.55x = 1,884,438,196.18
  5. Step 5: Solve for x
    x = 1,884,438,196.18/45,408.55
  6. Step 6: Final answer
    x = 41,499.64

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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.