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Finding the Fourth Proportional to 32,670.80, 49,000.35 and 8,655.26

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Solution

The fourth proportional to 32,670.80, 49,000.35 and 8,655.26 is: 12,981.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,670.80 : 49,000.35 = 8,655.26 : x
  2. Step 2: Convert to fraction form
    32,670.80/49,000.35 = 8,655.26/x
  3. Step 3: Cross multiply
    32,670.80x = 49,000.35 × 8,655.26
  4. Step 4: Simplify right side
    32,670.80x = 424,110,769.34
  5. Step 5: Solve for x
    x = 424,110,769.34/32,670.80
  6. Step 6: Final answer
    x = 12,981.34

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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.