Home / 52,284.94-78,427.66-12,842.06

Finding the Fourth Proportional to 52,284.94, 78,427.66 and 12,842.06

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Solution

The fourth proportional to 52,284.94, 78,427.66 and 12,842.06 is: 19,263.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,284.94 : 78,427.66 = 12,842.06 : x
  2. Step 2: Convert to fraction form
    52,284.94/78,427.66 = 12,842.06/x
  3. Step 3: Cross multiply
    52,284.94x = 78,427.66 × 12,842.06
  4. Step 4: Simplify right side
    52,284.94x = 1,007,172,291.14
  5. Step 5: Solve for x
    x = 1,007,172,291.14/52,284.94
  6. Step 6: Final answer
    x = 19,263.14

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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.