Home / 26,769.07-36,946.47-15,445.86

Finding the Fourth Proportional to 26,769.07, 36,946.47 and 15,445.86

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Solution

The fourth proportional to 26,769.07, 36,946.47 and 15,445.86 is: 21,318.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,769.07 : 36,946.47 = 15,445.86 : x
  2. Step 2: Convert to fraction form
    26,769.07/36,946.47 = 15,445.86/x
  3. Step 3: Cross multiply
    26,769.07x = 36,946.47 × 15,445.86
  4. Step 4: Simplify right side
    26,769.07x = 570,670,003.11
  5. Step 5: Solve for x
    x = 570,670,003.11/26,769.07
  6. Step 6: Final answer
    x = 21,318.26

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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.