Home / 35,378.31-53,024.75-15,634.47

Finding the Fourth Proportional to 35,378.31, 53,024.75 and 15,634.47

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Solution

The fourth proportional to 35,378.31, 53,024.75 and 15,634.47 is: 23,432.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,378.31 : 53,024.75 = 15,634.47 : x
  2. Step 2: Convert to fraction form
    35,378.31/53,024.75 = 15,634.47/x
  3. Step 3: Cross multiply
    35,378.31x = 53,024.75 × 15,634.47
  4. Step 4: Simplify right side
    35,378.31x = 829,013,784.96
  5. Step 5: Solve for x
    x = 829,013,784.96/35,378.31
  6. Step 6: Final answer
    x = 23,432.83

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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.