Home / 55,366.40-76,395.57-32,709.08

Finding the Fourth Proportional to 55,366.40, 76,395.57 and 32,709.08

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Solution

The fourth proportional to 55,366.40, 76,395.57 and 32,709.08 is: 45,132.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,366.40 : 76,395.57 = 32,709.08 : x
  2. Step 2: Convert to fraction form
    55,366.40/76,395.57 = 32,709.08/x
  3. Step 3: Cross multiply
    55,366.40x = 76,395.57 × 32,709.08
  4. Step 4: Simplify right side
    55,366.40x = 2,498,828,810.78
  5. Step 5: Solve for x
    x = 2,498,828,810.78/55,366.40
  6. Step 6: Final answer
    x = 45,132.59

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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.