Home / 49,636.80-68,492.16-28,126.08

Finding the Fourth Proportional to 49,636.80, 68,492.16 and 28,126.08

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Solution

The fourth proportional to 49,636.80, 68,492.16 and 28,126.08 is: 38,810.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,636.80 : 68,492.16 = 28,126.08 : x
  2. Step 2: Convert to fraction form
    49,636.80/68,492.16 = 28,126.08/x
  3. Step 3: Cross multiply
    49,636.80x = 68,492.16 × 28,126.08
  4. Step 4: Simplify right side
    49,636.80x = 1,926,415,971.53
  5. Step 5: Solve for x
    x = 1,926,415,971.53/49,636.80
  6. Step 6: Final answer
    x = 38,810.24

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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.