Home / 19,559.34-29,342.66-8,886.45

Finding the Fourth Proportional to 19,559.34, 29,342.66 and 8,886.45

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Solution

The fourth proportional to 19,559.34, 29,342.66 and 8,886.45 is: 13,331.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,559.34 : 29,342.66 = 8,886.45 : x
  2. Step 2: Convert to fraction form
    19,559.34/29,342.66 = 8,886.45/x
  3. Step 3: Cross multiply
    19,559.34x = 29,342.66 × 8,886.45
  4. Step 4: Simplify right side
    19,559.34x = 260,752,000.37
  5. Step 5: Solve for x
    x = 260,752,000.37/19,559.34
  6. Step 6: Final answer
    x = 13,331.33

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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.