Home / 15,739.71-23,635.88-9,830.35

Finding the Fourth Proportional to 15,739.71, 23,635.88 and 9,830.35

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Solution

The fourth proportional to 15,739.71, 23,635.88 and 9,830.35 is: 14,761.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,739.71 : 23,635.88 = 9,830.35 : x
  2. Step 2: Convert to fraction form
    15,739.71/23,635.88 = 9,830.35/x
  3. Step 3: Cross multiply
    15,739.71x = 23,635.88 × 9,830.35
  4. Step 4: Simplify right side
    15,739.71x = 232,348,972.96
  5. Step 5: Solve for x
    x = 232,348,972.96/15,739.71
  6. Step 6: Final answer
    x = 14,761.96

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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.