Home / 19,623.18-29,434.63-6,476.61

Finding the Fourth Proportional to 19,623.18, 29,434.63 and 6,476.61

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Solution

The fourth proportional to 19,623.18, 29,434.63 and 6,476.61 is: 9,714.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,623.18 : 29,434.63 = 6,476.61 : x
  2. Step 2: Convert to fraction form
    19,623.18/29,434.63 = 6,476.61/x
  3. Step 3: Cross multiply
    19,623.18x = 29,434.63 × 6,476.61
  4. Step 4: Simplify right side
    19,623.18x = 190,636,455.64
  5. Step 5: Solve for x
    x = 190,636,455.64/19,623.18
  6. Step 6: Final answer
    x = 9,714.86

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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.