Home / 45,663.99-63,056.39-28,697.64

Finding the Fourth Proportional to 45,663.99, 63,056.39 and 28,697.64

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Solution

The fourth proportional to 45,663.99, 63,056.39 and 28,697.64 is: 39,627.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,663.99 : 63,056.39 = 28,697.64 : x
  2. Step 2: Convert to fraction form
    45,663.99/63,056.39 = 28,697.64/x
  3. Step 3: Cross multiply
    45,663.99x = 63,056.39 × 28,697.64
  4. Step 4: Simplify right side
    45,663.99x = 1,809,569,436.43
  5. Step 5: Solve for x
    x = 1,809,569,436.43/45,663.99
  6. Step 6: Final answer
    x = 39,627.93

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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.