Home / 40,262.91-55,561.76-22,357.46

Finding the Fourth Proportional to 40,262.91, 55,561.76 and 22,357.46

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Solution

The fourth proportional to 40,262.91, 55,561.76 and 22,357.46 is: 30,852.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,262.91 : 55,561.76 = 22,357.46 : x
  2. Step 2: Convert to fraction form
    40,262.91/55,561.76 = 22,357.46/x
  3. Step 3: Cross multiply
    40,262.91x = 55,561.76 × 22,357.46
  4. Step 4: Simplify right side
    40,262.91x = 1,242,219,437.13
  5. Step 5: Solve for x
    x = 1,242,219,437.13/40,262.91
  6. Step 6: Final answer
    x = 30,852.70

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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.