Home / 36,210.13-49,972.02-20,295.60

Finding the Fourth Proportional to 36,210.13, 49,972.02 and 20,295.60

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Solution

The fourth proportional to 36,210.13, 49,972.02 and 20,295.60 is: 28,009.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,210.13 : 49,972.02 = 20,295.60 : x
  2. Step 2: Convert to fraction form
    36,210.13/49,972.02 = 20,295.60/x
  3. Step 3: Cross multiply
    36,210.13x = 49,972.02 × 20,295.60
  4. Step 4: Simplify right side
    36,210.13x = 1,014,212,129.11
  5. Step 5: Solve for x
    x = 1,014,212,129.11/36,210.13
  6. Step 6: Final answer
    x = 28,009.07

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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.