Home / 38,587.19-57,880.98-13,627.64

Finding the Fourth Proportional to 38,587.19, 57,880.98 and 13,627.64

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Solution

The fourth proportional to 38,587.19, 57,880.98 and 13,627.64 is: 20,441.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,587.19 : 57,880.98 = 13,627.64 : x
  2. Step 2: Convert to fraction form
    38,587.19/57,880.98 = 13,627.64/x
  3. Step 3: Cross multiply
    38,587.19x = 57,880.98 × 13,627.64
  4. Step 4: Simplify right side
    38,587.19x = 788,781,302.99
  5. Step 5: Solve for x
    x = 788,781,302.99/38,587.19
  6. Step 6: Final answer
    x = 20,441.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.