Home / 40,677.64-56,128.68-22,773.40

Finding the Fourth Proportional to 40,677.64, 56,128.68 and 22,773.40

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Solution

The fourth proportional to 40,677.64, 56,128.68 and 22,773.40 is: 31,423.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,677.64 : 56,128.68 = 22,773.40 : x
  2. Step 2: Convert to fraction form
    40,677.64/56,128.68 = 22,773.40/x
  3. Step 3: Cross multiply
    40,677.64x = 56,128.68 × 22,773.40
  4. Step 4: Simplify right side
    40,677.64x = 1,278,240,881.11
  5. Step 5: Solve for x
    x = 1,278,240,881.11/40,677.64
  6. Step 6: Final answer
    x = 31,423.67

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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.