Home / 17,953.12-26,887.88-17,330.32

Finding the Fourth Proportional to 17,953.12, 26,887.88 and 17,330.32

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Solution

The fourth proportional to 17,953.12, 26,887.88 and 17,330.32 is: 25,955.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,953.12 : 26,887.88 = 17,330.32 : x
  2. Step 2: Convert to fraction form
    17,953.12/26,887.88 = 17,330.32/x
  3. Step 3: Cross multiply
    17,953.12x = 26,887.88 × 17,330.32
  4. Step 4: Simplify right side
    17,953.12x = 465,975,564.52
  5. Step 5: Solve for x
    x = 465,975,564.52/17,953.12
  6. Step 6: Final answer
    x = 25,955.13

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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.