Home / 45,928.80-63,390-27,064.80

Finding the Fourth Proportional to 45,928.80, 63,390 and 27,064.80

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Solution

The fourth proportional to 45,928.80, 63,390 and 27,064.80 is: 37,354.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,928.80 : 63,390 = 27,064.80 : x
  2. Step 2: Convert to fraction form
    45,928.80/63,390 = 27,064.80/x
  3. Step 3: Cross multiply
    45,928.80x = 63,390 × 27,064.80
  4. Step 4: Simplify right side
    45,928.80x = 1,715,637,672
  5. Step 5: Solve for x
    x = 1,715,637,672/45,928.80
  6. Step 6: Final answer
    x = 37,354.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.