Home / 38,704.64-53,421.18-26,621.24

Finding the Fourth Proportional to 38,704.64, 53,421.18 and 26,621.24

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Solution

The fourth proportional to 38,704.64, 53,421.18 and 26,621.24 is: 36,743.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,704.64 : 53,421.18 = 26,621.24 : x
  2. Step 2: Convert to fraction form
    38,704.64/53,421.18 = 26,621.24/x
  3. Step 3: Cross multiply
    38,704.64x = 53,421.18 × 26,621.24
  4. Step 4: Simplify right side
    38,704.64x = 1,422,138,053.86
  5. Step 5: Solve for x
    x = 1,422,138,053.86/38,704.64
  6. Step 6: Final answer
    x = 36,743.35

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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.