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Finding the Fourth Proportional to 17,975.04, 26,946 and 7,581.12

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Solution

The fourth proportional to 17,975.04, 26,946 and 7,581.12 is: 11,364.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,975.04 : 26,946 = 7,581.12 : x
  2. Step 2: Convert to fraction form
    17,975.04/26,946 = 7,581.12/x
  3. Step 3: Cross multiply
    17,975.04x = 26,946 × 7,581.12
  4. Step 4: Simplify right side
    17,975.04x = 204,280,859.52
  5. Step 5: Solve for x
    x = 204,280,859.52/17,975.04
  6. Step 6: Final answer
    x = 11,364.70

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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.