Home / 39,512.58-59,256.52-13,211.18

Finding the Fourth Proportional to 39,512.58, 59,256.52 and 13,211.18

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Solution

The fourth proportional to 39,512.58, 59,256.52 and 13,211.18 is: 19,812.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,512.58 : 59,256.52 = 13,211.18 : x
  2. Step 2: Convert to fraction form
    39,512.58/59,256.52 = 13,211.18/x
  3. Step 3: Cross multiply
    39,512.58x = 59,256.52 × 13,211.18
  4. Step 4: Simplify right side
    39,512.58x = 782,848,551.89
  5. Step 5: Solve for x
    x = 782,848,551.89/39,512.58
  6. Step 6: Final answer
    x = 19,812.64

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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.