Home / 35,345.08-53,023.38-11,645.56

Finding the Fourth Proportional to 35,345.08, 53,023.38 and 11,645.56

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Solution

The fourth proportional to 35,345.08, 53,023.38 and 11,645.56 is: 17,470.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,345.08 : 53,023.38 = 11,645.56 : x
  2. Step 2: Convert to fraction form
    35,345.08/53,023.38 = 11,645.56/x
  3. Step 3: Cross multiply
    35,345.08x = 53,023.38 × 11,645.56
  4. Step 4: Simplify right side
    35,345.08x = 617,486,953.19
  5. Step 5: Solve for x
    x = 617,486,953.19/35,345.08
  6. Step 6: Final answer
    x = 17,470.24

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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.