Home / 42,709.48-64,033.42-26,065.60

Finding the Fourth Proportional to 42,709.48, 64,033.42 and 26,065.60

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Solution

The fourth proportional to 42,709.48, 64,033.42 and 26,065.60 is: 39,079.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,709.48 : 64,033.42 = 26,065.60 : x
  2. Step 2: Convert to fraction form
    42,709.48/64,033.42 = 26,065.60/x
  3. Step 3: Cross multiply
    42,709.48x = 64,033.42 × 26,065.60
  4. Step 4: Simplify right side
    42,709.48x = 1,669,069,512.35
  5. Step 5: Solve for x
    x = 1,669,069,512.35/42,709.48
  6. Step 6: Final answer
    x = 39,079.60

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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.