Home / 32,981.31-45,514.26-19,559.16

Finding the Fourth Proportional to 32,981.31, 45,514.26 and 19,559.16

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Solution

The fourth proportional to 32,981.31, 45,514.26 and 19,559.16 is: 26,991.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,981.31 : 45,514.26 = 19,559.16 : x
  2. Step 2: Convert to fraction form
    32,981.31/45,514.26 = 19,559.16/x
  3. Step 3: Cross multiply
    32,981.31x = 45,514.26 × 19,559.16
  4. Step 4: Simplify right side
    32,981.31x = 890,220,693.62
  5. Step 5: Solve for x
    x = 890,220,693.62/32,981.31
  6. Step 6: Final answer
    x = 26,991.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.