Home / 19,703.34-29,555.52-5,662.80

Finding the Fourth Proportional to 19,703.34, 29,555.52 and 5,662.80

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Solution

The fourth proportional to 19,703.34, 29,555.52 and 5,662.80 is: 8,494.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,703.34 : 29,555.52 = 5,662.80 : x
  2. Step 2: Convert to fraction form
    19,703.34/29,555.52 = 5,662.80/x
  3. Step 3: Cross multiply
    19,703.34x = 29,555.52 × 5,662.80
  4. Step 4: Simplify right side
    19,703.34x = 167,366,970.34
  5. Step 5: Solve for x
    x = 167,366,970.34/19,703.34
  6. Step 6: Final answer
    x = 8,494.35

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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.