Home / 14,587.34-21,734.12-13,632.55

Finding the Fourth Proportional to 14,587.34, 21,734.12 and 13,632.55

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Solution

The fourth proportional to 14,587.34, 21,734.12 and 13,632.55 is: 20,311.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,587.34 : 21,734.12 = 13,632.55 : x
  2. Step 2: Convert to fraction form
    14,587.34/21,734.12 = 13,632.55/x
  3. Step 3: Cross multiply
    14,587.34x = 21,734.12 × 13,632.55
  4. Step 4: Simplify right side
    14,587.34x = 296,291,457.35
  5. Step 5: Solve for x
    x = 296,291,457.35/14,587.34
  6. Step 6: Final answer
    x = 20,311.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.