Home / 42,788.54-64,190.46-14,701.34

Finding the Fourth Proportional to 42,788.54, 64,190.46 and 14,701.34

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Solution

The fourth proportional to 42,788.54, 64,190.46 and 14,701.34 is: 22,054.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,788.54 : 64,190.46 = 14,701.34 : x
  2. Step 2: Convert to fraction form
    42,788.54/64,190.46 = 14,701.34/x
  3. Step 3: Cross multiply
    42,788.54x = 64,190.46 × 14,701.34
  4. Step 4: Simplify right side
    42,788.54x = 943,685,777.22
  5. Step 5: Solve for x
    x = 943,685,777.22/42,788.54
  6. Step 6: Final answer
    x = 22,054.64

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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.