Home / 52,097.59-78,160.96-20,954.71

Finding the Fourth Proportional to 52,097.59, 78,160.96 and 20,954.71

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Solution

The fourth proportional to 52,097.59, 78,160.96 and 20,954.71 is: 31,437.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,097.59 : 78,160.96 = 20,954.71 : x
  2. Step 2: Convert to fraction form
    52,097.59/78,160.96 = 20,954.71/x
  3. Step 3: Cross multiply
    52,097.59x = 78,160.96 × 20,954.71
  4. Step 4: Simplify right side
    52,097.59x = 1,637,839,859.32
  5. Step 5: Solve for x
    x = 1,637,839,859.32/52,097.59
  6. Step 6: Final answer
    x = 31,437.92

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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.