Home / 17,988.79-26,967.80-6,903.43

Finding the Fourth Proportional to 17,988.79, 26,967.80 and 6,903.43

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Solution

The fourth proportional to 17,988.79, 26,967.80 and 6,903.43 is: 10,349.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,988.79 : 26,967.80 = 6,903.43 : x
  2. Step 2: Convert to fraction form
    17,988.79/26,967.80 = 6,903.43/x
  3. Step 3: Cross multiply
    17,988.79x = 26,967.80 × 6,903.43
  4. Step 4: Simplify right side
    17,988.79x = 186,170,285.04
  5. Step 5: Solve for x
    x = 186,170,285.04/17,988.79
  6. Step 6: Final answer
    x = 10,349.24

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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.