Home / 19,903.07-29,830.00-10,045.16

Finding the Fourth Proportional to 19,903.07, 29,830.00 and 10,045.16

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Solution

The fourth proportional to 19,903.07, 29,830.00 and 10,045.16 is: 15,055.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,903.07 : 29,830.00 = 10,045.16 : x
  2. Step 2: Convert to fraction form
    19,903.07/29,830.00 = 10,045.16/x
  3. Step 3: Cross multiply
    19,903.07x = 29,830.00 × 10,045.16
  4. Step 4: Simplify right side
    19,903.07x = 299,647,218.78
  5. Step 5: Solve for x
    x = 299,647,218.78/19,903.07
  6. Step 6: Final answer
    x = 15,055.33

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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.