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Finding the Fourth Proportional to 32,126.48, 48,184.45 and 8,754.74

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Solution

The fourth proportional to 32,126.48, 48,184.45 and 8,754.74 is: 13,130.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,126.48 : 48,184.45 = 8,754.74 : x
  2. Step 2: Convert to fraction form
    32,126.48/48,184.45 = 8,754.74/x
  3. Step 3: Cross multiply
    32,126.48x = 48,184.45 × 8,754.74
  4. Step 4: Simplify right side
    32,126.48x = 421,842,331.79
  5. Step 5: Solve for x
    x = 421,842,331.79/32,126.48
  6. Step 6: Final answer
    x = 13,130.67

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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.