Home / 53,938.59-80,907.81-14,495.68

Finding the Fourth Proportional to 53,938.59, 80,907.81 and 14,495.68

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Solution

The fourth proportional to 53,938.59, 80,907.81 and 14,495.68 is: 21,743.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,938.59 : 80,907.81 = 14,495.68 : x
  2. Step 2: Convert to fraction form
    53,938.59/80,907.81 = 14,495.68/x
  3. Step 3: Cross multiply
    53,938.59x = 80,907.81 × 14,495.68
  4. Step 4: Simplify right side
    53,938.59x = 1,172,813,723.26
  5. Step 5: Solve for x
    x = 1,172,813,723.26/53,938.59
  6. Step 6: Final answer
    x = 21,743.50

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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.