Home / 43,220.53-64,830.12-26,358.49

Finding the Fourth Proportional to 43,220.53, 64,830.12 and 26,358.49

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Solution

The fourth proportional to 43,220.53, 64,830.12 and 26,358.49 is: 39,537.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,220.53 : 64,830.12 = 26,358.49 : x
  2. Step 2: Convert to fraction form
    43,220.53/64,830.12 = 26,358.49/x
  3. Step 3: Cross multiply
    43,220.53x = 64,830.12 × 26,358.49
  4. Step 4: Simplify right side
    43,220.53x = 1,708,824,069.72
  5. Step 5: Solve for x
    x = 1,708,824,069.72/43,220.53
  6. Step 6: Final answer
    x = 39,537.32

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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.