Home / 14,740.12-20,341.47-8,025.76

Finding the Fourth Proportional to 14,740.12, 20,341.47 and 8,025.76

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Solution

The fourth proportional to 14,740.12, 20,341.47 and 8,025.76 is: 11,075.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,740.12 : 20,341.47 = 8,025.76 : x
  2. Step 2: Convert to fraction form
    14,740.12/20,341.47 = 8,025.76/x
  3. Step 3: Cross multiply
    14,740.12x = 20,341.47 × 8,025.76
  4. Step 4: Simplify right side
    14,740.12x = 163,255,756.27
  5. Step 5: Solve for x
    x = 163,255,756.27/14,740.12
  6. Step 6: Final answer
    x = 11,075.61

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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.