Home / 56,560.04-78,052.98-31,409.54

Finding the Fourth Proportional to 56,560.04, 78,052.98 and 31,409.54

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Solution

The fourth proportional to 56,560.04, 78,052.98 and 31,409.54 is: 43,345.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,560.04 : 78,052.98 = 31,409.54 : x
  2. Step 2: Convert to fraction form
    56,560.04/78,052.98 = 31,409.54/x
  3. Step 3: Cross multiply
    56,560.04x = 78,052.98 × 31,409.54
  4. Step 4: Simplify right side
    56,560.04x = 2,451,608,197.43
  5. Step 5: Solve for x
    x = 2,451,608,197.43/56,560.04
  6. Step 6: Final answer
    x = 43,345.23

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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.