Home / 42,956.04-64,418.61-14,868.48

Finding the Fourth Proportional to 42,956.04, 64,418.61 and 14,868.48

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Solution

The fourth proportional to 42,956.04, 64,418.61 and 14,868.48 is: 22,297.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,956.04 : 64,418.61 = 14,868.48 : x
  2. Step 2: Convert to fraction form
    42,956.04/64,418.61 = 14,868.48/x
  3. Step 3: Cross multiply
    42,956.04x = 64,418.61 × 14,868.48
  4. Step 4: Simplify right side
    42,956.04x = 957,806,814.41
  5. Step 5: Solve for x
    x = 957,806,814.41/42,956.04
  6. Step 6: Final answer
    x = 22,297.37

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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.