Home / 17,630.72-26,398.68-9,293.40

Finding the Fourth Proportional to 17,630.72, 26,398.68 and 9,293.40

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Solution

The fourth proportional to 17,630.72, 26,398.68 and 9,293.40 is: 13,915.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,630.72 : 26,398.68 = 9,293.40 : x
  2. Step 2: Convert to fraction form
    17,630.72/26,398.68 = 9,293.40/x
  3. Step 3: Cross multiply
    17,630.72x = 26,398.68 × 9,293.40
  4. Step 4: Simplify right side
    17,630.72x = 245,333,492.71
  5. Step 5: Solve for x
    x = 245,333,492.71/17,630.72
  6. Step 6: Final answer
    x = 13,915.11

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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.