Home / 35,853.12-53,795.16-13,673.16

Finding the Fourth Proportional to 35,853.12, 53,795.16 and 13,673.16

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Solution

The fourth proportional to 35,853.12, 53,795.16 and 13,673.16 is: 20,515.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,853.12 : 53,795.16 = 13,673.16 : x
  2. Step 2: Convert to fraction form
    35,853.12/53,795.16 = 13,673.16/x
  3. Step 3: Cross multiply
    35,853.12x = 53,795.16 × 13,673.16
  4. Step 4: Simplify right side
    35,853.12x = 735,549,829.91
  5. Step 5: Solve for x
    x = 735,549,829.91/35,853.12
  6. Step 6: Final answer
    x = 20,515.64

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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.