Home / 35,279.04-52,909.60-13,080.16

Finding the Fourth Proportional to 35,279.04, 52,909.60 and 13,080.16

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Solution

The fourth proportional to 35,279.04, 52,909.60 and 13,080.16 is: 19,616.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,279.04 : 52,909.60 = 13,080.16 : x
  2. Step 2: Convert to fraction form
    35,279.04/52,909.60 = 13,080.16/x
  3. Step 3: Cross multiply
    35,279.04x = 52,909.60 × 13,080.16
  4. Step 4: Simplify right side
    35,279.04x = 692,066,033.54
  5. Step 5: Solve for x
    x = 692,066,033.54/35,279.04
  6. Step 6: Final answer
    x = 19,616.92

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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.