Home / 40,782.80-56,280.30-23,798.72

Finding the Fourth Proportional to 40,782.80, 56,280.30 and 23,798.72

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Solution

The fourth proportional to 40,782.80, 56,280.30 and 23,798.72 is: 32,842.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,782.80 : 56,280.30 = 23,798.72 : x
  2. Step 2: Convert to fraction form
    40,782.80/56,280.30 = 23,798.72/x
  3. Step 3: Cross multiply
    40,782.80x = 56,280.30 × 23,798.72
  4. Step 4: Simplify right side
    40,782.80x = 1,339,399,101.22
  5. Step 5: Solve for x
    x = 1,339,399,101.22/40,782.80
  6. Step 6: Final answer
    x = 32,842.25

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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.