Home / 19,440.74-29,169.30-9,580.10

Finding the Fourth Proportional to 19,440.74, 29,169.30 and 9,580.10

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Solution

The fourth proportional to 19,440.74, 29,169.30 and 9,580.10 is: 14,374.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,440.74 : 29,169.30 = 9,580.10 : x
  2. Step 2: Convert to fraction form
    19,440.74/29,169.30 = 9,580.10/x
  3. Step 3: Cross multiply
    19,440.74x = 29,169.30 × 9,580.10
  4. Step 4: Simplify right side
    19,440.74x = 279,444,665.08
  5. Step 5: Solve for x
    x = 279,444,665.08/19,440.74
  6. Step 6: Final answer
    x = 14,374.18

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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.