Home / 14,744.47-20,347.35-8,030.09

Finding the Fourth Proportional to 14,744.47, 20,347.35 and 8,030.09

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Solution

The fourth proportional to 14,744.47, 20,347.35 and 8,030.09 is: 11,081.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,744.47 : 20,347.35 = 8,030.09 : x
  2. Step 2: Convert to fraction form
    14,744.47/20,347.35 = 8,030.09/x
  3. Step 3: Cross multiply
    14,744.47x = 20,347.35 × 8,030.09
  4. Step 4: Simplify right side
    14,744.47x = 163,391,051.76
  5. Step 5: Solve for x
    x = 163,391,051.76/14,744.47
  6. Step 6: Final answer
    x = 11,081.51

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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.