Home / 19,618.30-29,426.10-6,291.10

Finding the Fourth Proportional to 19,618.30, 29,426.10 and 6,291.10

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Solution

The fourth proportional to 19,618.30, 29,426.10 and 6,291.10 is: 9,436.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,618.30 : 29,426.10 = 6,291.10 : x
  2. Step 2: Convert to fraction form
    19,618.30/29,426.10 = 6,291.10/x
  3. Step 3: Cross multiply
    19,618.30x = 29,426.10 × 6,291.10
  4. Step 4: Simplify right side
    19,618.30x = 185,122,537.71
  5. Step 5: Solve for x
    x = 185,122,537.71/19,618.30
  6. Step 6: Final answer
    x = 9,436.22

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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.