Home / 28,041.27-38,698.19-16,108.35

Finding the Fourth Proportional to 28,041.27, 38,698.19 and 16,108.35

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Solution

The fourth proportional to 28,041.27, 38,698.19 and 16,108.35 is: 22,230.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,041.27 : 38,698.19 = 16,108.35 : x
  2. Step 2: Convert to fraction form
    28,041.27/38,698.19 = 16,108.35/x
  3. Step 3: Cross multiply
    28,041.27x = 38,698.19 × 16,108.35
  4. Step 4: Simplify right side
    28,041.27x = 623,363,908.34
  5. Step 5: Solve for x
    x = 623,363,908.34/28,041.27
  6. Step 6: Final answer
    x = 22,230.23

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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.