Home / 13,235.90-19,853.91-4,470.89

Finding the Fourth Proportional to 13,235.90, 19,853.91 and 4,470.89

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Solution

The fourth proportional to 13,235.90, 19,853.91 and 4,470.89 is: 6,706.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,235.90 : 19,853.91 = 4,470.89 : x
  2. Step 2: Convert to fraction form
    13,235.90/19,853.91 = 4,470.89/x
  3. Step 3: Cross multiply
    13,235.90x = 19,853.91 × 4,470.89
  4. Step 4: Simplify right side
    13,235.90x = 88,764,548.41
  5. Step 5: Solve for x
    x = 88,764,548.41/13,235.90
  6. Step 6: Final answer
    x = 6,706.35

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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.