Home / 19,558.98-29,335.50-6,411.06

Finding the Fourth Proportional to 19,558.98, 29,335.50 and 6,411.06

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Solution

The fourth proportional to 19,558.98, 29,335.50 and 6,411.06 is: 9,615.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,558.98 : 29,335.50 = 6,411.06 : x
  2. Step 2: Convert to fraction form
    19,558.98/29,335.50 = 6,411.06/x
  3. Step 3: Cross multiply
    19,558.98x = 29,335.50 × 6,411.06
  4. Step 4: Simplify right side
    19,558.98x = 188,071,650.63
  5. Step 5: Solve for x
    x = 188,071,650.63/19,558.98
  6. Step 6: Final answer
    x = 9,615.62

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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.