Home / 35,140.53-52,674.08-15,402.45

Finding the Fourth Proportional to 35,140.53, 52,674.08 and 15,402.45

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Solution

The fourth proportional to 35,140.53, 52,674.08 and 15,402.45 is: 23,087.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,140.53 : 52,674.08 = 15,402.45 : x
  2. Step 2: Convert to fraction form
    35,140.53/52,674.08 = 15,402.45/x
  3. Step 3: Cross multiply
    35,140.53x = 52,674.08 × 15,402.45
  4. Step 4: Simplify right side
    35,140.53x = 811,309,806.48
  5. Step 5: Solve for x
    x = 811,309,806.48/35,140.53
  6. Step 6: Final answer
    x = 23,087.58

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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.