Home / 40,264.61-55,563.30-22,360.76

Finding the Fourth Proportional to 40,264.61, 55,563.30 and 22,360.76

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Solution

The fourth proportional to 40,264.61, 55,563.30 and 22,360.76 is: 30,856.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,264.61 : 55,563.30 = 22,360.76 : x
  2. Step 2: Convert to fraction form
    40,264.61/55,563.30 = 22,360.76/x
  3. Step 3: Cross multiply
    40,264.61x = 55,563.30 × 22,360.76
  4. Step 4: Simplify right side
    40,264.61x = 1,242,437,616.11
  5. Step 5: Solve for x
    x = 1,242,437,616.11/40,264.61
  6. Step 6: Final answer
    x = 30,856.81

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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.