Home / 40,322.45-60,492.74-13,666.92

Finding the Fourth Proportional to 40,322.45, 60,492.74 and 13,666.92

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Solution

The fourth proportional to 40,322.45, 60,492.74 and 13,666.92 is: 20,503.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,322.45 : 60,492.74 = 13,666.92 : x
  2. Step 2: Convert to fraction form
    40,322.45/60,492.74 = 13,666.92/x
  3. Step 3: Cross multiply
    40,322.45x = 60,492.74 × 13,666.92
  4. Step 4: Simplify right side
    40,322.45x = 826,749,369.83
  5. Step 5: Solve for x
    x = 826,749,369.83/40,322.45
  6. Step 6: Final answer
    x = 20,503.45

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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.