Home / 63,312.84-94,942.26-18,938.88

Finding the Fourth Proportional to 63,312.84, 94,942.26 and 18,938.88

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Solution

The fourth proportional to 63,312.84, 94,942.26 and 18,938.88 is: 28,400.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,312.84 : 94,942.26 = 18,938.88 : x
  2. Step 2: Convert to fraction form
    63,312.84/94,942.26 = 18,938.88/x
  3. Step 3: Cross multiply
    63,312.84x = 94,942.26 × 18,938.88
  4. Step 4: Simplify right side
    63,312.84x = 1,798,100,069.07
  5. Step 5: Solve for x
    x = 1,798,100,069.07/63,312.84
  6. Step 6: Final answer
    x = 28,400.24

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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.