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Finding the Fourth Proportional to 64,395.99, 96,583.62 and 17,637.93

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Solution

The fourth proportional to 64,395.99, 96,583.62 and 17,637.93 is: 26,454.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,395.99 : 96,583.62 = 17,637.93 : x
  2. Step 2: Convert to fraction form
    64,395.99/96,583.62 = 17,637.93/x
  3. Step 3: Cross multiply
    64,395.99x = 96,583.62 × 17,637.93
  4. Step 4: Simplify right side
    64,395.99x = 1,703,535,128.71
  5. Step 5: Solve for x
    x = 1,703,535,128.71/64,395.99
  6. Step 6: Final answer
    x = 26,454.06

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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.