Home / 19,681.07-29,525.72-10,897.57

Finding the Fourth Proportional to 19,681.07, 29,525.72 and 10,897.57

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Solution

The fourth proportional to 19,681.07, 29,525.72 and 10,897.57 is: 16,348.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,681.07 : 29,525.72 = 10,897.57 : x
  2. Step 2: Convert to fraction form
    19,681.07/29,525.72 = 10,897.57/x
  3. Step 3: Cross multiply
    19,681.07x = 29,525.72 × 10,897.57
  4. Step 4: Simplify right side
    19,681.07x = 321,758,600.50
  5. Step 5: Solve for x
    x = 321,758,600.50/19,681.07
  6. Step 6: Final answer
    x = 16,348.63

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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.