Home / 42,698.67-64,003.36-14,609.29

Finding the Fourth Proportional to 42,698.67, 64,003.36 and 14,609.29

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Solution

The fourth proportional to 42,698.67, 64,003.36 and 14,609.29 is: 21,898.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,698.67 : 64,003.36 = 14,609.29 : x
  2. Step 2: Convert to fraction form
    42,698.67/64,003.36 = 14,609.29/x
  3. Step 3: Cross multiply
    42,698.67x = 64,003.36 × 14,609.29
  4. Step 4: Simplify right side
    42,698.67x = 935,043,647.21
  5. Step 5: Solve for x
    x = 935,043,647.21/42,698.67
  6. Step 6: Final answer
    x = 21,898.66

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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.