Home / 28,801.32-39,746.46-16,055.82

Finding the Fourth Proportional to 28,801.32, 39,746.46 and 16,055.82

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Solution

The fourth proportional to 28,801.32, 39,746.46 and 16,055.82 is: 22,157.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,801.32 : 39,746.46 = 16,055.82 : x
  2. Step 2: Convert to fraction form
    28,801.32/39,746.46 = 16,055.82/x
  3. Step 3: Cross multiply
    28,801.32x = 39,746.46 × 16,055.82
  4. Step 4: Simplify right side
    28,801.32x = 638,162,007.40
  5. Step 5: Solve for x
    x = 638,162,007.40/28,801.32
  6. Step 6: Final answer
    x = 22,157.39

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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.