Home / 17,665.65-26,498.49-6,570.90

Finding the Fourth Proportional to 17,665.65, 26,498.49 and 6,570.90

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Solution

The fourth proportional to 17,665.65, 26,498.49 and 6,570.90 is: 9,856.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,665.65 : 26,498.49 = 6,570.90 : x
  2. Step 2: Convert to fraction form
    17,665.65/26,498.49 = 6,570.90/x
  3. Step 3: Cross multiply
    17,665.65x = 26,498.49 × 6,570.90
  4. Step 4: Simplify right side
    17,665.65x = 174,118,903.30
  5. Step 5: Solve for x
    x = 174,118,903.30/17,665.65
  6. Step 6: Final answer
    x = 9,856.35

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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.