Home / 20,001.87-27,602.84-11,504.16

Finding the Fourth Proportional to 20,001.87, 27,602.84 and 11,504.16

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Solution

The fourth proportional to 20,001.87, 27,602.84 and 11,504.16 is: 15,875.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,001.87 : 27,602.84 = 11,504.16 : x
  2. Step 2: Convert to fraction form
    20,001.87/27,602.84 = 11,504.16/x
  3. Step 3: Cross multiply
    20,001.87x = 27,602.84 × 11,504.16
  4. Step 4: Simplify right side
    20,001.87x = 317,547,516.57
  5. Step 5: Solve for x
    x = 317,547,516.57/20,001.87
  6. Step 6: Final answer
    x = 15,875.89

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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.