Home / 56,254.86-77,633.79-30,762.96

Finding the Fourth Proportional to 56,254.86, 77,633.79 and 30,762.96

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Solution

The fourth proportional to 56,254.86, 77,633.79 and 30,762.96 is: 42,454.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,254.86 : 77,633.79 = 30,762.96 : x
  2. Step 2: Convert to fraction form
    56,254.86/77,633.79 = 30,762.96/x
  3. Step 3: Cross multiply
    56,254.86x = 77,633.79 × 30,762.96
  4. Step 4: Simplify right side
    56,254.86x = 2,388,245,176.42
  5. Step 5: Solve for x
    x = 2,388,245,176.42/56,254.86
  6. Step 6: Final answer
    x = 42,454.02

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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.