Home / 64,424.55-96,639.26-17,681.07

Finding the Fourth Proportional to 64,424.55, 96,639.26 and 17,681.07

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Solution

The fourth proportional to 64,424.55, 96,639.26 and 17,681.07 is: 26,522.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,424.55 : 96,639.26 = 17,681.07 : x
  2. Step 2: Convert to fraction form
    64,424.55/96,639.26 = 17,681.07/x
  3. Step 3: Cross multiply
    64,424.55x = 96,639.26 × 17,681.07
  4. Step 4: Simplify right side
    64,424.55x = 1,708,685,432.40
  5. Step 5: Solve for x
    x = 1,708,685,432.40/64,424.55
  6. Step 6: Final answer
    x = 26,522.27

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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.