Home / 56,455.30-77,902.70-32,589.66

Finding the Fourth Proportional to 56,455.30, 77,902.70 and 32,589.66

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Solution

The fourth proportional to 56,455.30, 77,902.70 and 32,589.66 is: 44,970.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,455.30 : 77,902.70 = 32,589.66 : x
  2. Step 2: Convert to fraction form
    56,455.30/77,902.70 = 32,589.66/x
  3. Step 3: Cross multiply
    56,455.30x = 77,902.70 × 32,589.66
  4. Step 4: Simplify right side
    56,455.30x = 2,538,822,782.31
  5. Step 5: Solve for x
    x = 2,538,822,782.31/56,455.30
  6. Step 6: Final answer
    x = 44,970.49

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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.