Home / 45,378.42-62,635.86-29,465.16

Finding the Fourth Proportional to 45,378.42, 62,635.86 and 29,465.16

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Solution

The fourth proportional to 45,378.42, 62,635.86 and 29,465.16 is: 40,670.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,378.42 : 62,635.86 = 29,465.16 : x
  2. Step 2: Convert to fraction form
    45,378.42/62,635.86 = 29,465.16/x
  3. Step 3: Cross multiply
    45,378.42x = 62,635.86 × 29,465.16
  4. Step 4: Simplify right side
    45,378.42x = 1,845,575,636.64
  5. Step 5: Solve for x
    x = 1,845,575,636.64/45,378.42
  6. Step 6: Final answer
    x = 40,670.78

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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.