Home / 40,828.95-56,346.73-22,681.75

Finding the Fourth Proportional to 40,828.95, 56,346.73 and 22,681.75

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Solution

The fourth proportional to 40,828.95, 56,346.73 and 22,681.75 is: 31,302.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,828.95 : 56,346.73 = 22,681.75 : x
  2. Step 2: Convert to fraction form
    40,828.95/56,346.73 = 22,681.75/x
  3. Step 3: Cross multiply
    40,828.95x = 56,346.73 × 22,681.75
  4. Step 4: Simplify right side
    40,828.95x = 1,278,042,161.44
  5. Step 5: Solve for x
    x = 1,278,042,161.44/40,828.95
  6. Step 6: Final answer
    x = 31,302.35

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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.