Home / 49,867.34-68,810.10-28,646.60

Finding the Fourth Proportional to 49,867.34, 68,810.10 and 28,646.60

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Solution

The fourth proportional to 49,867.34, 68,810.10 and 28,646.60 is: 39,528.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,867.34 : 68,810.10 = 28,646.60 : x
  2. Step 2: Convert to fraction form
    49,867.34/68,810.10 = 28,646.60/x
  3. Step 3: Cross multiply
    49,867.34x = 68,810.10 × 28,646.60
  4. Step 4: Simplify right side
    49,867.34x = 1,971,175,066.61
  5. Step 5: Solve for x
    x = 1,971,175,066.61/49,867.34
  6. Step 6: Final answer
    x = 39,528.38

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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.