Home / 29,222.91-40,280.22-22,838.22

Finding the Fourth Proportional to 29,222.91, 40,280.22 and 22,838.22

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Solution

The fourth proportional to 29,222.91, 40,280.22 and 22,838.22 is: 31,479.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,222.91 : 40,280.22 = 22,838.22 : x
  2. Step 2: Convert to fraction form
    29,222.91/40,280.22 = 22,838.22/x
  3. Step 3: Cross multiply
    29,222.91x = 40,280.22 × 22,838.22
  4. Step 4: Simplify right side
    29,222.91x = 919,928,526.01
  5. Step 5: Solve for x
    x = 919,928,526.01/29,222.91
  6. Step 6: Final answer
    x = 31,479.70

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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.