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Finding the Fourth Proportional to 51,656.40, 77,497.80 and 16,596.40

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Solution

The fourth proportional to 51,656.40, 77,497.80 and 16,596.40 is: 24,898.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,656.40 : 77,497.80 = 16,596.40 : x
  2. Step 2: Convert to fraction form
    51,656.40/77,497.80 = 16,596.40/x
  3. Step 3: Cross multiply
    51,656.40x = 77,497.80 × 16,596.40
  4. Step 4: Simplify right side
    51,656.40x = 1,286,184,487.92
  5. Step 5: Solve for x
    x = 1,286,184,487.92/51,656.40
  6. Step 6: Final answer
    x = 24,898.84

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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.