Home / 36,210.79-49,968.12-20,292.16

Finding the Fourth Proportional to 36,210.79, 49,968.12 and 20,292.16

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Solution

The fourth proportional to 36,210.79, 49,968.12 and 20,292.16 is: 28,001.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,210.79 : 49,968.12 = 20,292.16 : x
  2. Step 2: Convert to fraction form
    36,210.79/49,968.12 = 20,292.16/x
  3. Step 3: Cross multiply
    36,210.79x = 49,968.12 × 20,292.16
  4. Step 4: Simplify right side
    36,210.79x = 1,013,961,085.94
  5. Step 5: Solve for x
    x = 1,013,961,085.94/36,210.79
  6. Step 6: Final answer
    x = 28,001.63

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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.