Home / 46,679.36-64,416-25,459.04

Finding the Fourth Proportional to 46,679.36, 64,416 and 25,459.04

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Solution

The fourth proportional to 46,679.36, 64,416 and 25,459.04 is: 35,132.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,679.36 : 64,416 = 25,459.04 : x
  2. Step 2: Convert to fraction form
    46,679.36/64,416 = 25,459.04/x
  3. Step 3: Cross multiply
    46,679.36x = 64,416 × 25,459.04
  4. Step 4: Simplify right side
    46,679.36x = 1,639,969,520.64
  5. Step 5: Solve for x
    x = 1,639,969,520.64/46,679.36
  6. Step 6: Final answer
    x = 35,132.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.