Home / 51,928.40-77,892.60-27,045.20

Finding the Fourth Proportional to 51,928.40, 77,892.60 and 27,045.20

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Solution

The fourth proportional to 51,928.40, 77,892.60 and 27,045.20 is: 40,567.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,928.40 : 77,892.60 = 27,045.20 : x
  2. Step 2: Convert to fraction form
    51,928.40/77,892.60 = 27,045.20/x
  3. Step 3: Cross multiply
    51,928.40x = 77,892.60 × 27,045.20
  4. Step 4: Simplify right side
    51,928.40x = 2,106,620,945.52
  5. Step 5: Solve for x
    x = 2,106,620,945.52/51,928.40
  6. Step 6: Final answer
    x = 40,567.80

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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.