Home / 28,062.36-38,734.02-16,587.90

Finding the Fourth Proportional to 28,062.36, 38,734.02 and 16,587.90

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Solution

The fourth proportional to 28,062.36, 38,734.02 and 16,587.90 is: 22,896.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,062.36 : 38,734.02 = 16,587.90 : x
  2. Step 2: Convert to fraction form
    28,062.36/38,734.02 = 16,587.90/x
  3. Step 3: Cross multiply
    28,062.36x = 38,734.02 × 16,587.90
  4. Step 4: Simplify right side
    28,062.36x = 642,516,050.36
  5. Step 5: Solve for x
    x = 642,516,050.36/28,062.36
  6. Step 6: Final answer
    x = 22,896.01

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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.