Home / 56,015.02-77,248.79-40,883.73

Finding the Fourth Proportional to 56,015.02, 77,248.79 and 40,883.73

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Solution

The fourth proportional to 56,015.02, 77,248.79 and 40,883.73 is: 56,381.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,015.02 : 77,248.79 = 40,883.73 : x
  2. Step 2: Convert to fraction form
    56,015.02/77,248.79 = 40,883.73/x
  3. Step 3: Cross multiply
    56,015.02x = 77,248.79 × 40,883.73
  4. Step 4: Simplify right side
    56,015.02x = 3,158,218,673.19
  5. Step 5: Solve for x
    x = 3,158,218,673.19/56,015.02
  6. Step 6: Final answer
    x = 56,381.64

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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.