Home / 17,902.04-26,838.28-7,899.68

Finding the Fourth Proportional to 17,902.04, 26,838.28 and 7,899.68

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Solution

The fourth proportional to 17,902.04, 26,838.28 and 7,899.68 is: 11,843.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,902.04 : 26,838.28 = 7,899.68 : x
  2. Step 2: Convert to fraction form
    17,902.04/26,838.28 = 7,899.68/x
  3. Step 3: Cross multiply
    17,902.04x = 26,838.28 × 7,899.68
  4. Step 4: Simplify right side
    17,902.04x = 212,013,823.75
  5. Step 5: Solve for x
    x = 212,013,823.75/17,902.04
  6. Step 6: Final answer
    x = 11,843.00

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1.5x scale

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.