Home / 45,883.87-63,341.99-30,771.02

Finding the Fourth Proportional to 45,883.87, 63,341.99 and 30,771.02

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Solution

The fourth proportional to 45,883.87, 63,341.99 and 30,771.02 is: 42,478.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,883.87 : 63,341.99 = 30,771.02 : x
  2. Step 2: Convert to fraction form
    45,883.87/63,341.99 = 30,771.02/x
  3. Step 3: Cross multiply
    45,883.87x = 63,341.99 × 30,771.02
  4. Step 4: Simplify right side
    45,883.87x = 1,949,097,487.27
  5. Step 5: Solve for x
    x = 1,949,097,487.27/45,883.87
  6. Step 6: Final answer
    x = 42,478.93

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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.