Home / 55,637.32-76,756.98-31,759.24

Finding the Fourth Proportional to 55,637.32, 76,756.98 and 31,759.24

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Solution

The fourth proportional to 55,637.32, 76,756.98 and 31,759.24 is: 43,814.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,637.32 : 76,756.98 = 31,759.24 : x
  2. Step 2: Convert to fraction form
    55,637.32/76,756.98 = 31,759.24/x
  3. Step 3: Cross multiply
    55,637.32x = 76,756.98 × 31,759.24
  4. Step 4: Simplify right side
    55,637.32x = 2,437,743,349.50
  5. Step 5: Solve for x
    x = 2,437,743,349.50/55,637.32
  6. Step 6: Final answer
    x = 43,814.90

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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.