Home / 40,333.65-55,660.32-22,430.31

Finding the Fourth Proportional to 40,333.65, 55,660.32 and 22,430.31

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Solution

The fourth proportional to 40,333.65, 55,660.32 and 22,430.31 is: 30,953.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,333.65 : 55,660.32 = 22,430.31 : x
  2. Step 2: Convert to fraction form
    40,333.65/55,660.32 = 22,430.31/x
  3. Step 3: Cross multiply
    40,333.65x = 55,660.32 × 22,430.31
  4. Step 4: Simplify right side
    40,333.65x = 1,248,478,232.30
  5. Step 5: Solve for x
    x = 1,248,478,232.30/40,333.65
  6. Step 6: Final answer
    x = 30,953.76

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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.