Home / 42,746.26-64,126.77-19,062.22

Finding the Fourth Proportional to 42,746.26, 64,126.77 and 19,062.22

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Solution

The fourth proportional to 42,746.26, 64,126.77 and 19,062.22 is: 28,596.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,746.26 : 64,126.77 = 19,062.22 : x
  2. Step 2: Convert to fraction form
    42,746.26/64,126.77 = 19,062.22/x
  3. Step 3: Cross multiply
    42,746.26x = 64,126.77 × 19,062.22
  4. Step 4: Simplify right side
    42,746.26x = 1,222,398,597.63
  5. Step 5: Solve for x
    x = 1,222,398,597.63/42,746.26
  6. Step 6: Final answer
    x = 28,596.62

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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.