Home / 32,123.56-44,319.80-18,691.96

Finding the Fourth Proportional to 32,123.56, 44,319.80 and 18,691.96

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Solution

The fourth proportional to 32,123.56, 44,319.80 and 18,691.96 is: 25,788.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,123.56 : 44,319.80 = 18,691.96 : x
  2. Step 2: Convert to fraction form
    32,123.56/44,319.80 = 18,691.96/x
  3. Step 3: Cross multiply
    32,123.56x = 44,319.80 × 18,691.96
  4. Step 4: Simplify right side
    32,123.56x = 828,423,928.81
  5. Step 5: Solve for x
    x = 828,423,928.81/32,123.56
  6. Step 6: Final answer
    x = 25,788.67

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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.