Home / 51,636.07-71,258.16-33,720.49

Finding the Fourth Proportional to 51,636.07, 71,258.16 and 33,720.49

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Solution

The fourth proportional to 51,636.07, 71,258.16 and 33,720.49 is: 46,534.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,636.07 : 71,258.16 = 33,720.49 : x
  2. Step 2: Convert to fraction form
    51,636.07/71,258.16 = 33,720.49/x
  3. Step 3: Cross multiply
    51,636.07x = 71,258.16 × 33,720.49
  4. Step 4: Simplify right side
    51,636.07x = 2,402,860,071.70
  5. Step 5: Solve for x
    x = 2,402,860,071.70/51,636.07
  6. Step 6: Final answer
    x = 46,534.53

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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.