Home / 42,971.47-64,418.23-23,226.96

Finding the Fourth Proportional to 42,971.47, 64,418.23 and 23,226.96

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Solution

The fourth proportional to 42,971.47, 64,418.23 and 23,226.96 is: 34,819.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,971.47 : 64,418.23 = 23,226.96 : x
  2. Step 2: Convert to fraction form
    42,971.47/64,418.23 = 23,226.96/x
  3. Step 3: Cross multiply
    42,971.47x = 64,418.23 × 23,226.96
  4. Step 4: Simplify right side
    42,971.47x = 1,496,239,651.48
  5. Step 5: Solve for x
    x = 1,496,239,651.48/42,971.47
  6. Step 6: Final answer
    x = 34,819.37

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1.5x scale

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.