Home / 19,805.07-29,707.66-5,013.99

Finding the Fourth Proportional to 19,805.07, 29,707.66 and 5,013.99

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Solution

The fourth proportional to 19,805.07, 29,707.66 and 5,013.99 is: 7,521.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,805.07 : 29,707.66 = 5,013.99 : x
  2. Step 2: Convert to fraction form
    19,805.07/29,707.66 = 5,013.99/x
  3. Step 3: Cross multiply
    19,805.07x = 29,707.66 × 5,013.99
  4. Step 4: Simplify right side
    19,805.07x = 148,953,854.23
  5. Step 5: Solve for x
    x = 148,953,854.23/19,805.07
  6. Step 6: Final answer
    x = 7,521.00

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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.