Home / 28,008.35-38,650.06-17,397.77

Finding the Fourth Proportional to 28,008.35, 38,650.06 and 17,397.77

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Solution

The fourth proportional to 28,008.35, 38,650.06 and 17,397.77 is: 24,008.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,008.35 : 38,650.06 = 17,397.77 : x
  2. Step 2: Convert to fraction form
    28,008.35/38,650.06 = 17,397.77/x
  3. Step 3: Cross multiply
    28,008.35x = 38,650.06 × 17,397.77
  4. Step 4: Simplify right side
    28,008.35x = 672,424,854.37
  5. Step 5: Solve for x
    x = 672,424,854.37/28,008.35
  6. Step 6: Final answer
    x = 24,008.01

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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.