Home / 35,491.15-53,247.81-10,531.32

Finding the Fourth Proportional to 35,491.15, 53,247.81 and 10,531.32

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Solution

The fourth proportional to 35,491.15, 53,247.81 and 10,531.32 is: 15,800.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,491.15 : 53,247.81 = 10,531.32 : x
  2. Step 2: Convert to fraction form
    35,491.15/53,247.81 = 10,531.32/x
  3. Step 3: Cross multiply
    35,491.15x = 53,247.81 × 10,531.32
  4. Step 4: Simplify right side
    35,491.15x = 560,769,726.41
  5. Step 5: Solve for x
    x = 560,769,726.41/35,491.15
  6. Step 6: Final answer
    x = 15,800.27

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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.