Home / 42,039.96-63,059.88-28,852.32

Finding the Fourth Proportional to 42,039.96, 63,059.88 and 28,852.32

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Solution

The fourth proportional to 42,039.96, 63,059.88 and 28,852.32 is: 43,278.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,039.96 : 63,059.88 = 28,852.32 : x
  2. Step 2: Convert to fraction form
    42,039.96/63,059.88 = 28,852.32/x
  3. Step 3: Cross multiply
    42,039.96x = 63,059.88 × 28,852.32
  4. Step 4: Simplify right side
    42,039.96x = 1,819,423,836.92
  5. Step 5: Solve for x
    x = 1,819,423,836.92/42,039.96
  6. Step 6: Final answer
    x = 43,278.44

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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.