Home / 42,823.06-64,165.47-26,372.50

Finding the Fourth Proportional to 42,823.06, 64,165.47 and 26,372.50

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Solution

The fourth proportional to 42,823.06, 64,165.47 and 26,372.50 is: 39,516.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,823.06 : 64,165.47 = 26,372.50 : x
  2. Step 2: Convert to fraction form
    42,823.06/64,165.47 = 26,372.50/x
  3. Step 3: Cross multiply
    42,823.06x = 64,165.47 × 26,372.50
  4. Step 4: Simplify right side
    42,823.06x = 1,692,203,857.58
  5. Step 5: Solve for x
    x = 1,692,203,857.58/42,823.06
  6. Step 6: Final answer
    x = 39,516.18

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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.