Home / 29,330.76-40,509.84-19,882.92

Finding the Fourth Proportional to 29,330.76, 40,509.84 and 19,882.92

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Solution

The fourth proportional to 29,330.76, 40,509.84 and 19,882.92 is: 27,461.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,330.76 : 40,509.84 = 19,882.92 : x
  2. Step 2: Convert to fraction form
    29,330.76/40,509.84 = 19,882.92/x
  3. Step 3: Cross multiply
    29,330.76x = 40,509.84 × 19,882.92
  4. Step 4: Simplify right side
    29,330.76x = 805,453,907.93
  5. Step 5: Solve for x
    x = 805,453,907.93/29,330.76
  6. Step 6: Final answer
    x = 27,461.07

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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.