Home / 61,814.24-92,690.64-19,688.84

Finding the Fourth Proportional to 61,814.24, 92,690.64 and 19,688.84

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Solution

The fourth proportional to 61,814.24, 92,690.64 and 19,688.84 is: 29,523.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,814.24 : 92,690.64 = 19,688.84 : x
  2. Step 2: Convert to fraction form
    61,814.24/92,690.64 = 19,688.84/x
  3. Step 3: Cross multiply
    61,814.24x = 92,690.64 × 19,688.84
  4. Step 4: Simplify right side
    61,814.24x = 1,824,971,180.46
  5. Step 5: Solve for x
    x = 1,824,971,180.46/61,814.24
  6. Step 6: Final answer
    x = 29,523.48

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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.