Home / 18,072.79-24,941.59-10,117.58

Finding the Fourth Proportional to 18,072.79, 24,941.59 and 10,117.58

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Solution

The fourth proportional to 18,072.79, 24,941.59 and 10,117.58 is: 13,962.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,072.79 : 24,941.59 = 10,117.58 : x
  2. Step 2: Convert to fraction form
    18,072.79/24,941.59 = 10,117.58/x
  3. Step 3: Cross multiply
    18,072.79x = 24,941.59 × 10,117.58
  4. Step 4: Simplify right side
    18,072.79x = 252,348,382.15
  5. Step 5: Solve for x
    x = 252,348,382.15/18,072.79
  6. Step 6: Final answer
    x = 13,962.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.