Home / 19,774.17-29,661.10-6,626.45

Finding the Fourth Proportional to 19,774.17, 29,661.10 and 6,626.45

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Solution

The fourth proportional to 19,774.17, 29,661.10 and 6,626.45 is: 9,939.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,774.17 : 29,661.10 = 6,626.45 : x
  2. Step 2: Convert to fraction form
    19,774.17/29,661.10 = 6,626.45/x
  3. Step 3: Cross multiply
    19,774.17x = 29,661.10 × 6,626.45
  4. Step 4: Simplify right side
    19,774.17x = 196,547,853.68
  5. Step 5: Solve for x
    x = 196,547,853.68/19,774.17
  6. Step 6: Final answer
    x = 9,939.63

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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.