Home / 53,085.10-73,260.47-30,427.86

Finding the Fourth Proportional to 53,085.10, 73,260.47 and 30,427.86

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Solution

The fourth proportional to 53,085.10, 73,260.47 and 30,427.86 is: 41,992.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,085.10 : 73,260.47 = 30,427.86 : x
  2. Step 2: Convert to fraction form
    53,085.10/73,260.47 = 30,427.86/x
  3. Step 3: Cross multiply
    53,085.10x = 73,260.47 × 30,427.86
  4. Step 4: Simplify right side
    53,085.10x = 2,229,159,264.13
  5. Step 5: Solve for x
    x = 2,229,159,264.13/53,085.10
  6. Step 6: Final answer
    x = 41,992.18

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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.