Home / 35,370.38-48,818.05-20,273.16

Finding the Fourth Proportional to 35,370.38, 48,818.05 and 20,273.16

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Solution

The fourth proportional to 35,370.38, 48,818.05 and 20,273.16 is: 27,980.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,370.38 : 48,818.05 = 20,273.16 : x
  2. Step 2: Convert to fraction form
    35,370.38/48,818.05 = 20,273.16/x
  3. Step 3: Cross multiply
    35,370.38x = 48,818.05 × 20,273.16
  4. Step 4: Simplify right side
    35,370.38x = 989,695,980.81
  5. Step 5: Solve for x
    x = 989,695,980.81/35,370.38
  6. Step 6: Final answer
    x = 27,980.93

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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.