Home / 39,820.05-54,928.71-24,890.13

Finding the Fourth Proportional to 39,820.05, 54,928.71 and 24,890.13

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Solution

The fourth proportional to 39,820.05, 54,928.71 and 24,890.13 is: 34,334.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,820.05 : 54,928.71 = 24,890.13 : x
  2. Step 2: Convert to fraction form
    39,820.05/54,928.71 = 24,890.13/x
  3. Step 3: Cross multiply
    39,820.05x = 54,928.71 × 24,890.13
  4. Step 4: Simplify right side
    39,820.05x = 1,367,182,732.63
  5. Step 5: Solve for x
    x = 1,367,182,732.63/39,820.05
  6. Step 6: Final answer
    x = 34,334.03

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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.