Home / 17,545.63-26,315.61-6,449.59

Finding the Fourth Proportional to 17,545.63, 26,315.61 and 6,449.59

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Solution

The fourth proportional to 17,545.63, 26,315.61 and 6,449.59 is: 9,673.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,545.63 : 26,315.61 = 6,449.59 : x
  2. Step 2: Convert to fraction form
    17,545.63/26,315.61 = 6,449.59/x
  3. Step 3: Cross multiply
    17,545.63x = 26,315.61 × 6,449.59
  4. Step 4: Simplify right side
    17,545.63x = 169,724,895.10
  5. Step 5: Solve for x
    x = 169,724,895.10/17,545.63
  6. Step 6: Final answer
    x = 9,673.34

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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.