Home / 17,730.59-26,598.32-7,869.65

Finding the Fourth Proportional to 17,730.59, 26,598.32 and 7,869.65

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Solution

The fourth proportional to 17,730.59, 26,598.32 and 7,869.65 is: 11,805.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,730.59 : 26,598.32 = 7,869.65 : x
  2. Step 2: Convert to fraction form
    17,730.59/26,598.32 = 7,869.65/x
  3. Step 3: Cross multiply
    17,730.59x = 26,598.32 × 7,869.65
  4. Step 4: Simplify right side
    17,730.59x = 209,319,468.99
  5. Step 5: Solve for x
    x = 209,319,468.99/17,730.59
  6. Step 6: Final answer
    x = 11,805.56

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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.