Home / 47,421.58-65,443.08-26,202.20

Finding the Fourth Proportional to 47,421.58, 65,443.08 and 26,202.20

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Solution

The fourth proportional to 47,421.58, 65,443.08 and 26,202.20 is: 36,159.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,421.58 : 65,443.08 = 26,202.20 : x
  2. Step 2: Convert to fraction form
    47,421.58/65,443.08 = 26,202.20/x
  3. Step 3: Cross multiply
    47,421.58x = 65,443.08 × 26,202.20
  4. Step 4: Simplify right side
    47,421.58x = 1,714,752,670.78
  5. Step 5: Solve for x
    x = 1,714,752,670.78/47,421.58
  6. Step 6: Final answer
    x = 36,159.75

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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.