Home / 28,913.24-39,878.25-24,886.91

Finding the Fourth Proportional to 28,913.24, 39,878.25 and 24,886.91

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Solution

The fourth proportional to 28,913.24, 39,878.25 and 24,886.91 is: 34,324.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,913.24 : 39,878.25 = 24,886.91 : x
  2. Step 2: Convert to fraction form
    28,913.24/39,878.25 = 24,886.91/x
  3. Step 3: Cross multiply
    28,913.24x = 39,878.25 × 24,886.91
  4. Step 4: Simplify right side
    28,913.24x = 992,446,294.27
  5. Step 5: Solve for x
    x = 992,446,294.27/28,913.24
  6. Step 6: Final answer
    x = 34,324.98

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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.