Home / 17,955.12-26,890.88-17,332.32

Finding the Fourth Proportional to 17,955.12, 26,890.88 and 17,332.32

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Solution

The fourth proportional to 17,955.12, 26,890.88 and 17,332.32 is: 25,958.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,955.12 : 26,890.88 = 17,332.32 : x
  2. Step 2: Convert to fraction form
    17,955.12/26,890.88 = 17,332.32/x
  3. Step 3: Cross multiply
    17,955.12x = 26,890.88 × 17,332.32
  4. Step 4: Simplify right side
    17,955.12x = 466,081,337.24
  5. Step 5: Solve for x
    x = 466,081,337.24/17,955.12
  6. Step 6: Final answer
    x = 25,958.13

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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.