Home / 40,475.31-55,856.91-22,570.14

Finding the Fourth Proportional to 40,475.31, 55,856.91 and 22,570.14

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Solution

The fourth proportional to 40,475.31, 55,856.91 and 22,570.14 is: 31,147.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,475.31 : 55,856.91 = 22,570.14 : x
  2. Step 2: Convert to fraction form
    40,475.31/55,856.91 = 22,570.14/x
  3. Step 3: Cross multiply
    40,475.31x = 55,856.91 × 22,570.14
  4. Step 4: Simplify right side
    40,475.31x = 1,260,698,278.67
  5. Step 5: Solve for x
    x = 1,260,698,278.67/40,475.31
  6. Step 6: Final answer
    x = 31,147.34

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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.