Home / 13,574.16-20,360.27-4,213.95

Finding the Fourth Proportional to 13,574.16, 20,360.27 and 4,213.95

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Solution

The fourth proportional to 13,574.16, 20,360.27 and 4,213.95 is: 6,320.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,574.16 : 20,360.27 = 4,213.95 : x
  2. Step 2: Convert to fraction form
    13,574.16/20,360.27 = 4,213.95/x
  3. Step 3: Cross multiply
    13,574.16x = 20,360.27 × 4,213.95
  4. Step 4: Simplify right side
    13,574.16x = 85,797,159.77
  5. Step 5: Solve for x
    x = 85,797,159.77/13,574.16
  6. Step 6: Final answer
    x = 6,320.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.