Home / 47,835.20-66,009.48-26,613.92

Finding the Fourth Proportional to 47,835.20, 66,009.48 and 26,613.92

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Solution

The fourth proportional to 47,835.20, 66,009.48 and 26,613.92 is: 36,725.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,835.20 : 66,009.48 = 26,613.92 : x
  2. Step 2: Convert to fraction form
    47,835.20/66,009.48 = 26,613.92/x
  3. Step 3: Cross multiply
    47,835.20x = 66,009.48 × 26,613.92
  4. Step 4: Simplify right side
    47,835.20x = 1,756,771,019.96
  5. Step 5: Solve for x
    x = 1,756,771,019.96/47,835.20
  6. Step 6: Final answer
    x = 36,725.49

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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.