Home / 14,744.90-20,347.98-8,030.54

Finding the Fourth Proportional to 14,744.90, 20,347.98 and 8,030.54

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Solution

The fourth proportional to 14,744.90, 20,347.98 and 8,030.54 is: 11,082.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,744.90 : 20,347.98 = 8,030.54 : x
  2. Step 2: Convert to fraction form
    14,744.90/20,347.98 = 8,030.54/x
  3. Step 3: Cross multiply
    14,744.90x = 20,347.98 × 8,030.54
  4. Step 4: Simplify right side
    14,744.90x = 163,405,267.31
  5. Step 5: Solve for x
    x = 163,405,267.31/14,744.90
  6. Step 6: Final answer
    x = 11,082.16

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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.