Home / 15,964.49-22,030.96-8,892.58

Finding the Fourth Proportional to 15,964.49, 22,030.96 and 8,892.58

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Solution

The fourth proportional to 15,964.49, 22,030.96 and 8,892.58 is: 12,271.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,964.49 : 22,030.96 = 8,892.58 : x
  2. Step 2: Convert to fraction form
    15,964.49/22,030.96 = 8,892.58/x
  3. Step 3: Cross multiply
    15,964.49x = 22,030.96 × 8,892.58
  4. Step 4: Simplify right side
    15,964.49x = 195,912,074.28
  5. Step 5: Solve for x
    x = 195,912,074.28/15,964.49
  6. Step 6: Final answer
    x = 12,271.74

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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.