Home / 19,827.67-29,729.07-10,461.79

Finding the Fourth Proportional to 19,827.67, 29,729.07 and 10,461.79

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Solution

The fourth proportional to 19,827.67, 29,729.07 and 10,461.79 is: 15,686.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,827.67 : 29,729.07 = 10,461.79 : x
  2. Step 2: Convert to fraction form
    19,827.67/29,729.07 = 10,461.79/x
  3. Step 3: Cross multiply
    19,827.67x = 29,729.07 × 10,461.79
  4. Step 4: Simplify right side
    19,827.67x = 311,019,287.24
  5. Step 5: Solve for x
    x = 311,019,287.24/19,827.67
  6. Step 6: Final answer
    x = 15,686.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.