Home / 39,377.95-54,340.37-22,384.05

Finding the Fourth Proportional to 39,377.95, 54,340.37 and 22,384.05

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Solution

The fourth proportional to 39,377.95, 54,340.37 and 22,384.05 is: 30,889.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,377.95 : 54,340.37 = 22,384.05 : x
  2. Step 2: Convert to fraction form
    39,377.95/54,340.37 = 22,384.05/x
  3. Step 3: Cross multiply
    39,377.95x = 54,340.37 × 22,384.05
  4. Step 4: Simplify right side
    39,377.95x = 1,216,357,175.48
  5. Step 5: Solve for x
    x = 1,216,357,175.48/39,377.95
  6. Step 6: Final answer
    x = 30,889.30

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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.