Home / 55,637.25-76,779.41-33,281.25

Finding the Fourth Proportional to 55,637.25, 76,779.41 and 33,281.25

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Solution

The fourth proportional to 55,637.25, 76,779.41 and 33,281.25 is: 45,928.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,637.25 : 76,779.41 = 33,281.25 : x
  2. Step 2: Convert to fraction form
    55,637.25/76,779.41 = 33,281.25/x
  3. Step 3: Cross multiply
    55,637.25x = 76,779.41 × 33,281.25
  4. Step 4: Simplify right side
    55,637.25x = 2,555,314,572.66
  5. Step 5: Solve for x
    x = 2,555,314,572.66/55,637.25
  6. Step 6: Final answer
    x = 45,928.13

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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.