Home / 14,756.40-20,363.24-8,041.88

Finding the Fourth Proportional to 14,756.40, 20,363.24 and 8,041.88

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Solution

The fourth proportional to 14,756.40, 20,363.24 and 8,041.88 is: 11,097.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,756.40 : 20,363.24 = 8,041.88 : x
  2. Step 2: Convert to fraction form
    14,756.40/20,363.24 = 8,041.88/x
  3. Step 3: Cross multiply
    14,756.40x = 20,363.24 × 8,041.88
  4. Step 4: Simplify right side
    14,756.40x = 163,758,746.96
  5. Step 5: Solve for x
    x = 163,758,746.96/14,756.40
  6. Step 6: Final answer
    x = 11,097.47

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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.