Home / 64,428.04-96,637.74-17,677

Finding the Fourth Proportional to 64,428.04, 96,637.74 and 17,677

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Solution

The fourth proportional to 64,428.04, 96,637.74 and 17,677 is: 26,514.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,428.04 : 96,637.74 = 17,677 : x
  2. Step 2: Convert to fraction form
    64,428.04/96,637.74 = 17,677/x
  3. Step 3: Cross multiply
    64,428.04x = 96,637.74 × 17,677
  4. Step 4: Simplify right side
    64,428.04x = 1,708,265,329.98
  5. Step 5: Solve for x
    x = 1,708,265,329.98/64,428.04
  6. Step 6: Final answer
    x = 26,514.31

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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.