Home / 19,975.01-29,810.60-17,760.74

Finding the Fourth Proportional to 19,975.01, 29,810.60 and 17,760.74

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Solution

The fourth proportional to 19,975.01, 29,810.60 and 17,760.74 is: 26,506.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,975.01 : 29,810.60 = 17,760.74 : x
  2. Step 2: Convert to fraction form
    19,975.01/29,810.60 = 17,760.74/x
  3. Step 3: Cross multiply
    19,975.01x = 29,810.60 × 17,760.74
  4. Step 4: Simplify right side
    19,975.01x = 529,458,315.84
  5. Step 5: Solve for x
    x = 529,458,315.84/19,975.01
  6. Step 6: Final answer
    x = 26,506.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.