Home / 35,457.18-53,190.63-15,735.30

Finding the Fourth Proportional to 35,457.18, 53,190.63 and 15,735.30

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Solution

The fourth proportional to 35,457.18, 53,190.63 and 15,735.30 is: 23,605.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,457.18 : 53,190.63 = 15,735.30 : x
  2. Step 2: Convert to fraction form
    35,457.18/53,190.63 = 15,735.30/x
  3. Step 3: Cross multiply
    35,457.18x = 53,190.63 × 15,735.30
  4. Step 4: Simplify right side
    35,457.18x = 836,970,520.24
  5. Step 5: Solve for x
    x = 836,970,520.24/35,457.18
  6. Step 6: Final answer
    x = 23,605.11

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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.