Home / 35,637.87-53,468.67-11,947.75

Finding the Fourth Proportional to 35,637.87, 53,468.67 and 11,947.75

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Solution

The fourth proportional to 35,637.87, 53,468.67 and 11,947.75 is: 17,925.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,637.87 : 53,468.67 = 11,947.75 : x
  2. Step 2: Convert to fraction form
    35,637.87/53,468.67 = 11,947.75/x
  3. Step 3: Cross multiply
    35,637.87x = 53,468.67 × 11,947.75
  4. Step 4: Simplify right side
    35,637.87x = 638,830,368.83
  5. Step 5: Solve for x
    x = 638,830,368.83/35,637.87
  6. Step 6: Final answer
    x = 17,925.61

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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.