Home / 42,120.63-58,126.26-23,257.76

Finding the Fourth Proportional to 42,120.63, 58,126.26 and 23,257.76

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Solution

The fourth proportional to 42,120.63, 58,126.26 and 23,257.76 is: 32,095.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,120.63 : 58,126.26 = 23,257.76 : x
  2. Step 2: Convert to fraction form
    42,120.63/58,126.26 = 23,257.76/x
  3. Step 3: Cross multiply
    42,120.63x = 58,126.26 × 23,257.76
  4. Step 4: Simplify right side
    42,120.63x = 1,351,886,314.15
  5. Step 5: Solve for x
    x = 1,351,886,314.15/42,120.63
  6. Step 6: Final answer
    x = 32,095.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.