Home / 47,627.37-71,435.57-12,569.76

Finding the Fourth Proportional to 47,627.37, 71,435.57 and 12,569.76

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Solution

The fourth proportional to 47,627.37, 71,435.57 and 12,569.76 is: 18,853.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,627.37 : 71,435.57 = 12,569.76 : x
  2. Step 2: Convert to fraction form
    47,627.37/71,435.57 = 12,569.76/x
  3. Step 3: Cross multiply
    47,627.37x = 71,435.57 × 12,569.76
  4. Step 4: Simplify right side
    47,627.37x = 897,927,907.51
  5. Step 5: Solve for x
    x = 897,927,907.51/47,627.37
  6. Step 6: Final answer
    x = 18,853.19

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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.