Home / 51,376.32-77,066.64-16,320.96

Finding the Fourth Proportional to 51,376.32, 77,066.64 and 16,320.96

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Solution

The fourth proportional to 51,376.32, 77,066.64 and 16,320.96 is: 24,482.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,376.32 : 77,066.64 = 16,320.96 : x
  2. Step 2: Convert to fraction form
    51,376.32/77,066.64 = 16,320.96/x
  3. Step 3: Cross multiply
    51,376.32x = 77,066.64 × 16,320.96
  4. Step 4: Simplify right side
    51,376.32x = 1,257,801,548.77
  5. Step 5: Solve for x
    x = 1,257,801,548.77/51,376.32
  6. Step 6: Final answer
    x = 24,482.13

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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.