Home / 35,572.32-53,364.24-13,387.41

Finding the Fourth Proportional to 35,572.32, 53,364.24 and 13,387.41

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Solution

The fourth proportional to 35,572.32, 53,364.24 and 13,387.41 is: 20,083.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,572.32 : 53,364.24 = 13,387.41 : x
  2. Step 2: Convert to fraction form
    35,572.32/53,364.24 = 13,387.41/x
  3. Step 3: Cross multiply
    35,572.32x = 53,364.24 × 13,387.41
  4. Step 4: Simplify right side
    35,572.32x = 714,408,960.22
  5. Step 5: Solve for x
    x = 714,408,960.22/35,572.32
  6. Step 6: Final answer
    x = 20,083.28

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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.