Home / 52,848.86-79,281.48-17,785.78

Finding the Fourth Proportional to 52,848.86, 79,281.48 and 17,785.78

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Solution

The fourth proportional to 52,848.86, 79,281.48 and 17,785.78 is: 26,681.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,848.86 : 79,281.48 = 17,785.78 : x
  2. Step 2: Convert to fraction form
    52,848.86/79,281.48 = 17,785.78/x
  3. Step 3: Cross multiply
    52,848.86x = 79,281.48 × 17,785.78
  4. Step 4: Simplify right side
    52,848.86x = 1,410,082,961.35
  5. Step 5: Solve for x
    x = 1,410,082,961.35/52,848.86
  6. Step 6: Final answer
    x = 26,681.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.