Home / 40,443.50-60,672.04-18,256.40

Finding the Fourth Proportional to 40,443.50, 60,672.04 and 18,256.40

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Solution

The fourth proportional to 40,443.50, 60,672.04 and 18,256.40 is: 27,387.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,443.50 : 60,672.04 = 18,256.40 : x
  2. Step 2: Convert to fraction form
    40,443.50/60,672.04 = 18,256.40/x
  3. Step 3: Cross multiply
    40,443.50x = 60,672.04 × 18,256.40
  4. Step 4: Simplify right side
    40,443.50x = 1,107,653,031.06
  5. Step 5: Solve for x
    x = 1,107,653,031.06/40,443.50
  6. Step 6: Final answer
    x = 27,387.67

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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.